Citation analysis for Information Economics and Policy / Elsevier

Information Economics and Policy / Elsevier

0.53

Impact Factor

0.75

5-Years IF

5-Years H index

[Raw data] [50 most cited papers] [50 most relevant papers] [cites used to compute IF] [Recent citations ][Frequent citing series ]
[more data in EconPapers] [trace new citations] [Missing citations? Add them now] [Incorrect content? Let us know]

Main indicators

Raw data

	IF	AIF	IF5	DOC	CDO	CCU	CIF	CIT	D2Y	C2Y	D5Y	C5Y	%SC	CiY	II	AII
1990		0.1			0				56		83		(%)			0.04
1991		0.1	0.01		0	1			27		83	1	(%)			0.04
1992		0.09	0.02		0	5			0		56	1	(%)			0.04
1993		0.11	0.02	26	26	2	0.08	65	0		56	1	12 (18.5%)			0.05
1994		0.12		19	45	2	0.04	105	26		53		6 (5.7%)			0.04
1995	0.09	0.19	0.09	17	62	17	0.27	76	45	4	45	4	10 (13.2%)	1	0.06	0.07
1996	0.06	0.23	0.05	22	84	19	0.23	100	36	2	62	3	22 (22%)			0.09
1997	0.21	0.26	0.21	21	105	32	0.3	73	39	8	84	18	20 (27.4%)			0.09
1998	0.21	0.28	0.18	31	136	31	0.23	227	43	9	105	19	27 (11.9%)	2	0.06	0.1
1999	0.15	0.32	0.2	21	157	30	0.19	285	52	8	110	22	26 (9.1%)			0.13
2000	0.33	0.39	0.25	23	180	54	0.3	205	52	17	112	28	21 (10.2%)	2	0.09	0.15
2001	0.5	0.39	0.37	29	209	79	0.38	153	44	22	118	44	22 (14.4%)	1	0.03	0.14
2002	0.44	0.4	0.46	28	237	151	0.64	367	52	23	125	58	44 (12%)	25	0.89	0.17
2003	0.54	0.43	0.48	28	265	127	0.48	272	57	31	132	63	22 (8.1%)	5	0.18	0.18
2004	0.88	0.48	0.71	32	297	151	0.51	198	56	49	129	91	15 (7.6%)	3	0.09	0.19
2005	0.92	0.52	0.69	30	327	220	0.67	137	60	55	140	96	8 (5.8%)	10	0.33	0.2
2006	0.35	0.51	0.67	29	356	222	0.62	409	62	22	147	98	37 (9%)	16	0.55	0.2
2007	0.51	0.45	0.52	22	378	207	0.55	348	59	30	147	77	23 (6.6%)	14	0.64	0.18
2008	0.94	0.48	0.65	30	408	223	0.55	250	51	48	141	92	17 (6.8%)	9	0.3	0.2
2009	0.63	0.49	0.66	25	433	233	0.54	175	52	33	143	95	18 (10.3%)	3	0.12	0.19
2010	0.58	0.46	0.78	35	468	284	0.61	244	55	32	136	106	25 (10.2%)	12	0.34	0.17
2011	0.55	0.49	0.88	28	496	278	0.56	136	60	33	141	124	11 (8.1%)	5	0.18	0.19
2012	0.71	0.52	0.98	24	520	407	0.78	225	63	45	140	137	30 (13.3%)	12	0.5	0.19
2013	0.9	0.58	1.04	17	537	433	0.81	61	52	47	142	147	11 (18%)	2	0.12	0.2
2014	1.34	0.6	1.33	22	559	465	0.83	94	41	55	129	171	11 (11.7%)	7	0.32	0.2
2015	0.69	0.61	0.97	24	583	404	0.69	64	39	27	126	122	6 (9.4%)	5	0.21	0.19
2016	0.87	0.68	0.92	25	608	337	0.55	21	46	40	115	106	6 (28.6%)	6	0.24	0.2
2017	0.53	0.73	0.75	28	636	307	0.48	29	49	26	112	84	3 (10.3%)	6	0.21	0.22

IF:	Impact Factor: C2Y / D2Y
AIF:	Average Impact Factor for series in RePEc in year y
IF5:	Impact Factor: C5Y / D5Y
DOC:	Number of documents published in year y
CDO:	Cumulative number of documents published until year y
CCU:	Cumulative number of citations to papers published until year y
CIF:	Cumulative impact factor
CIT:	Number of citations to papers published in year y
D2Y:	Number of articles published in y-1 plus y-2
C2Y:	Cites in y to articles published in y-1 plus y-2
D5Y:	Number of articles published in y-1 until y-5
C5Y:	Cites in y to articles published in y-1 until y-5
%SC:	Percentage of selft citations in y to articles published in y-1 plus y-2
CiY:	Cites in year y to documents published in year y
II:	Immediacy Index: CiY / Documents.
AII:	Average Immediacy Index for series in RePEc in year y

50 most cited documents in this series:

#	Year	Title	Cited
1	1984	Regulation and information in a continuing relationship. (1984). Besanko, David ; Baron, David P.. In: Information Economics and Policy. RePEc:eee:iepoli:v:1:y:1984:i:3:p:267-302. Full description at Econpapers \|\| Download paper	155
2		Internet adoption and usage patterns are different: Implications for the digital divide. (2008). Prince, Jeffrey ; Goldfarb, Avi. In: Information Economics and Policy. RePEc:eee:iepoli:v:20:y:2008:i:1:p:2-15. Full description at Econpapers \|\| Download paper	101
3	2006	Piracy of digital products: A critical review of the theoretical literature. (2006). Peitz, Martin ; Waelbroeck, Patrick. In: Information Economics and Policy. RePEc:eee:iepoli:v:18:y:2006:i:4:p:449-476. Full description at Econpapers \|\| Download paper	99
4	2002	Cross-country diffusion of the Internet. (2002). Pohjola, Matti ; Kiiski, Sampsa . In: Information Economics and Policy. RePEc:eee:iepoli:v:14:y:2002:i:2:p:297-310. Full description at Econpapers \|\| Download paper	66
5	1999	The frontier of international technology networks: sourcing abroad the most highly tacit capabilities. (1999). Santangelo, Grazia ; Cantwell, John. In: Information Economics and Policy. RePEc:eee:iepoli:v:11:y:1999:i:1:p:101-123. Full description at Econpapers \|\| Download paper	65
6	2006	Platform competition and broadband uptake: Theory and empirical evidence from the European union. (2006). Manenti, Fabio ; Lupi, Paolo ; Distaso, Walter . In: Information Economics and Policy. RePEc:eee:iepoli:v:18:y:2006:i:1:p:87-106. Full description at Econpapers \|\| Download paper	64
7	2007	The economics of product-line restrictions with an application to the network neutrality debate. (2007). Katz, Michael ; Hermalin, Benjamin. In: Information Economics and Policy. RePEc:eee:iepoli:v:19:y:2007:i:2:p:215-248. Full description at Econpapers \|\| Download paper	59
8	2002	Economic growth in the New Economy: evidence from advanced economies. (2002). Pohjola, Matti ; Jalava, Jukka. In: Information Economics and Policy. RePEc:eee:iepoli:v:14:y:2002:i:2:p:189-210. Full description at Econpapers \|\| Download paper	57
9	2012	Network neutrality on the Internet: A two-sided market analysis. (2012). TÃÂ¥g, Joacim ; Economides, Nicholas ; TÃÂ¥g, Joacim, . In: Information Economics and Policy. RePEc:eee:iepoli:v:24:y:2012:i:2:p:91-104. Full description at Econpapers \|\| Download paper	57
10	2006	Individual and collective determinants of academic scientists productivity. (2006). Matt, Mireille ; Carayol, Nicolas. In: Information Economics and Policy. RePEc:eee:iepoli:v:18:y:2006:i:1:p:55-72. Full description at Econpapers \|\| Download paper	56
11	2007	When small is beautiful: Measuring the evolution and consequences of the voluminosity of patent applications at the EPO. (2007). van Pottelsberghe de la Potterie, Bruno ; van Zeebroeck, Nicolas ; Archontopoulos, Eugenio ; Guellec, Dominique ; Stevnsborg, Niels . In: Information Economics and Policy. RePEc:eee:iepoli:v:19:y:2007:i:2:p:103-132. Full description at Econpapers \|\| Download paper	54
12	1998	CEE telecommunications investment and economic growth. (1998). Savage, Scott ; Madden, Gary. In: Information Economics and Policy. RePEc:eee:iepoli:v:10:y:1998:i:2:p:173-195. Full description at Econpapers \|\| Download paper	50
13	2006	A model of piracy. (2006). Choi, Jay Pil ; Bae, Sang Hoo. In: Information Economics and Policy. RePEc:eee:iepoli:v:18:y:2006:i:3:p:303-320. Full description at Econpapers \|\| Download paper	50
14	1999	An econometric analysis of the demand for access to mobile telephone networks. (1999). Ahn, Hyungtaik ; Lee, Myeong-Ho. In: Information Economics and Policy. RePEc:eee:iepoli:v:11:y:1999:i:3:p:297-305. Full description at Econpapers \|\| Download paper	49
15	2002	The optimal level of copyright protection. (2002). Yoon, Kiho. In: Information Economics and Policy. RePEc:eee:iepoli:v:14:y:2002:i:3:p:327-348. Full description at Econpapers \|\| Download paper	49
16	2012	Supply responses to digital distribution: Recorded music and live performances. (2012). Mortimer, Julie ; Sorensen, Alan ; Nosko, Chris . In: Information Economics and Policy. RePEc:eee:iepoli:v:24:y:2012:i:1:p:3-14. Full description at Econpapers \|\| Download paper	46
17	2000	Mobile network competition, customer ignorance and fixed-to-mobile call prices. (2000). King, Stephen ; Gans, Joshua. In: Information Economics and Policy. RePEc:eee:iepoli:v:12:y:2000:i:4:p:301-327. Full description at Econpapers \|\| Download paper	43
18	2010	The relationship between mobile and fixed-line communications: A survey. (2010). Vogelsang, Ingo. In: Information Economics and Policy. RePEc:eee:iepoli:v:22:y:2010:i:1:p:4-17. Full description at Econpapers \|\| Download paper	42
19	2007	On-net and off-net pricing on asymmetric telecommunications networks. (2007). Hoernig, Steffen. In: Information Economics and Policy. RePEc:eee:iepoli:v:19:y:2007:i:2:p:171-188. Full description at Econpapers \|\| Download paper	41
20	1998	Raising rivals costs: The entry of an upstream monopolist into downstream markets. (1998). Sibley, David S. ; Weisman, Dennis L.. In: Information Economics and Policy. RePEc:eee:iepoli:v:10:y:1998:i:4:p:451-470. Full description at Econpapers \|\| Download paper	40
21	2007	Estimating network effects in mobile telephony in Germany. (2007). Grzybowski, Lukasz ; Doganoglu, Toker . In: Information Economics and Policy. RePEc:eee:iepoli:v:19:y:2007:i:1:p:65-79. Full description at Econpapers \|\| Download paper	40
22	2001	Competition and innovation: The diffusion of mobile telecommunications in Central and Eastern Europe. (2001). Gruber, Harald. In: Information Economics and Policy. RePEc:eee:iepoli:v:13:y:2001:i:1:p:19-34. Full description at Econpapers \|\| Download paper	39
23	2006	Broadcast competition and advertising with free entry: Subscription vs. free-to-air. (2006). Choi, Jay Pil. In: Information Economics and Policy. RePEc:eee:iepoli:v:18:y:2006:i:2:p:181-196. Full description at Econpapers \|\| Download paper	39
24	2007	Whats fit to print: The effect of ownership concentration on product variety in daily newspaper markets. (2007). George, Lisa. In: Information Economics and Policy. RePEc:eee:iepoli:v:19:y:2007:i:3-4:p:285-303. Full description at Econpapers \|\| Download paper	38
25	1995	Cheap talk price signaling in laboratory markets. (1995). Cason, Timothy. In: Information Economics and Policy. RePEc:eee:iepoli:v:7:y:1995:i:2:p:183-204. Full description at Econpapers \|\| Download paper	35
26	2000	Competition, universal service and telecommunications policy in developing countries. (2000). Sharkey, William ; Laffont, Jean-Jacques ; GASMI, Farid. In: Information Economics and Policy. RePEc:eee:iepoli:v:12:y:2000:i:3:p:221-248. Full description at Econpapers \|\| Download paper	35
27	2003	An assessment of telecommunications reform in developing countries. (2003). Mattoo, Aaditya ; Fink, Carsten ; Rathindran, Randeep . In: Information Economics and Policy. RePEc:eee:iepoli:v:15:y:2003:i:4:p:443-466. Full description at Econpapers \|\| Download paper	35
28	1988	The economics of gateway technologies and network evolution: Lessons from electricity supply history. (1988). David, Paul ; Bunn, Julie Ann. In: Information Economics and Policy. RePEc:eee:iepoli:v:3:y:1988:i:2:p:165-202. Full description at Econpapers \|\| Download paper	34
29	2008	The broadband digital divide and the nexus of race, competition, and quality. (2008). Prieger, James ; Hu, Wei-Min . In: Information Economics and Policy. RePEc:eee:iepoli:v:20:y:2008:i:2:p:150-167. Full description at Econpapers \|\| Download paper	33
30	2011	An empirical analysis of fixed and mobile broadband diffusion. (2011). Marcu, Mircea ; Lee, Seonmi. In: Information Economics and Policy. RePEc:eee:iepoli:v:23:y:2011:i:3:p:227-233. Full description at Econpapers \|\| Download paper	31
31	2002	ICT clusters in Europe The great central banana and the small Nordic potato. (2002). Rouvinen, Petri ; Koski, Heli ; Yla-Anttila, P.. In: Information Economics and Policy. RePEc:eee:iepoli:v:14:y:2002:i:2:p:145-165. Full description at Econpapers \|\| Download paper	31
32	2010	Music file sharing and sales displacement in the iTunes era. (2010). Waldfogel, Joel. In: Information Economics and Policy. RePEc:eee:iepoli:v:22:y:2010:i:4:p:306-314. Full description at Econpapers \|\| Download paper	30
33	1999	Access pricing with unregulated downstream competition. (1999). Sappington, David ; Lewis, Tracy. In: Information Economics and Policy. RePEc:eee:iepoli:v:11:y:1999:i:1:p:73-100. Full description at Econpapers \|\| Download paper	30
34	2000	Universal service obligations and competition. (2000). Perrot, Anne ; ChonÃÂ©, Philippe ; Flochel, Laurent ; Chone, Philippe. In: Information Economics and Policy. RePEc:eee:iepoli:v:12:y:2000:i:3:p:249-259. Full description at Econpapers \|\| Download paper	29
35	2007	The effectiveness of pre-release advertising for motion pictures: An empirical investigation using a simulated market. (2007). Anand, Bharat ; Elberse, Anita. In: Information Economics and Policy. RePEc:eee:iepoli:v:19:y:2007:i:3-4:p:319-343. Full description at Econpapers \|\| Download paper	29
36	2002	ICT production and diffusion in Asia Digital dividends or digital divide?. (2002). Wong, Poh. In: Information Economics and Policy. RePEc:eee:iepoli:v:14:y:2002:i:2:p:167-187. Full description at Econpapers \|\| Download paper	29
37	2009	Information and communication technologies, human capital, workplace organization and labour productivity: A comparative study based on firm-level data for Greece and Switzerland. (2009). Arvanitis, Spyros ; Loukis, Euripidis N.. In: Information Economics and Policy. RePEc:eee:iepoli:v:21:y:2009:i:1:p:43-61. Full description at Econpapers \|\| Download paper	29
38	2003	The advantage of network size in acquiring new subscribers: a conditional logit analysis of the Korean mobile telephony market. (2003). Kim, Hee-Su ; Kwon, Namhoon . In: Information Economics and Policy. RePEc:eee:iepoli:v:15:y:2003:i:1:p:17-33. Full description at Econpapers \|\| Download paper	29
39	2003	Copyleft--the economics of Linux and other open source software. (2003). Mustonen, Mikko . In: Information Economics and Policy. RePEc:eee:iepoli:v:15:y:2003:i:1:p:99-121. Full description at Econpapers \|\| Download paper	28
40	1996	Revenue sharing in incentive regulation plans. (1996). Sappington, David ; Weisman, Dennis L.. In: Information Economics and Policy. RePEc:eee:iepoli:v:8:y:1996:i:3:p:229-248. Full description at Econpapers \|\| Download paper	27
41	2004	Dynamic regulation and entry in telecommunications markets: a policy framework. (2004). Peitz, Martin ; de Bijl, Paul. In: Information Economics and Policy. RePEc:eee:iepoli:v:16:y:2004:i:3:p:411-437. Full description at Econpapers \|\| Download paper	27
42	1999	The Telecommunications Act at three years: an economic evaluation of its implementation by the Federal Communications Commission. (1999). Tardiff, Timothy ; Kahn, Alfred E. ; Weisman, Dennis L.. In: Information Economics and Policy. RePEc:eee:iepoli:v:11:y:1999:i:4:p:319-365. Full description at Econpapers \|\| Download paper	26
43	2012	Technology investment and alternative regulatory regimes with demand uncertainty. (2012). Cambini, Carlo ; Silvestri, Virginia . In: Information Economics and Policy. RePEc:eee:iepoli:v:24:y:2012:i:3:p:212-230. Full description at Econpapers \|\| Download paper	25
44	2010	Estimating network effects and compatibility: Evidence from the Polish mobile market. (2010). Grajek, Michal. In: Information Economics and Policy. RePEc:eee:iepoli:v:22:y:2010:i:2:p:130-143. Full description at Econpapers \|\| Download paper	25
45	2003	Network externalities, price discrimination and profitable piracy. (2003). King, Stephen ; Lampe, Ryan . In: Information Economics and Policy. RePEc:eee:iepoli:v:15:y:2003:i:3:p:271-290. Full description at Econpapers \|\| Download paper	25
46	2002	The functional form of network effects. (2002). Swann, Gavin. In: Information Economics and Policy. RePEc:eee:iepoli:v:14:y:2002:i:3:p:417-429. Full description at Econpapers \|\| Download paper	25
47	2006	A spatial taxonomy of broadband regions in the United States. (2006). Grubesic, Tony. In: Information Economics and Policy. RePEc:eee:iepoli:v:18:y:2006:i:4:p:423-448. Full description at Econpapers \|\| Download paper	24
48	2004	Economic determinants of global mobile telephony growth. (2004). Madden, Gary ; Coble-Neal, Grant . In: Information Economics and Policy. RePEc:eee:iepoli:v:16:y:2004:i:4:p:519-534. Full description at Econpapers \|\| Download paper	24
49	2012	Incentives to invest and to give access to non-regulated new technologies. (2012). Vareda, JoÃÂ£o ; Pereira, Pedro ; Brito, Duarte. In: Information Economics and Policy. RePEc:eee:iepoli:v:24:y:2012:i:3:p:197-211. Full description at Econpapers \|\| Download paper	24
50	2004	Service-based vs. facility-based competition in local access networks. (2004). Dogan, Pinar ; Bourreau, Marc. In: Information Economics and Policy. RePEc:eee:iepoli:v:16:y:2004:i:2:p:287-306. Full description at Econpapers \|\| Download paper	24

50 most relevant documents in this series (papers most cited in the last two years)

#	Year	Title	Cited
1	2015	The economics of crowdfunding platforms. (2015). Peitz, Martin ; Omrani, Nessrine ; Belleflamme, Paul. In: Information Economics and Policy. RePEc:eee:iepoli:v:33:y:2015:i:c:p:11-28. Full description at Econpapers \|\| Download paper	21
2	1984	Regulation and information in a continuing relationship. (1984). Besanko, David ; Baron, David P.. In: Information Economics and Policy. RePEc:eee:iepoli:v:1:y:1984:i:3:p:267-302. Full description at Econpapers \|\| Download paper	21
3	2008	Internet adoption and usage patterns are different: Implications for the digital divide. (2008). Prince, Jeffrey ; Goldfarb, Avi. In: Information Economics and Policy. RePEc:eee:iepoli:v:20:y:2008:i:1:p:2-15. Full description at Econpapers \|\| Download paper	19
4	2006	Piracy of digital products: A critical review of the theoretical literature. (2006). Peitz, Martin ; Waelbroeck, Patrick. In: Information Economics and Policy. RePEc:eee:iepoli:v:18:y:2006:i:4:p:449-476. Full description at Econpapers \|\| Download paper	18
5	2014	Does broadband internet reduce the unemployment rate? Evidence for Germany. (2014). Czernich, Nina. In: Information Economics and Policy. RePEc:eee:iepoli:v:29:y:2014:i:c:p:32-45. Full description at Econpapers \|\| Download paper	18
6	2012	Network neutrality on the Internet: A two-sided market analysis. (2012). TÃÂ¥g, Joacim ; Economides, Nicholas ; TÃÂ¥g, Joacim, . In: Information Economics and Policy. RePEc:eee:iepoli:v:24:y:2012:i:2:p:91-104. Full description at Econpapers \|\| Download paper	18
7	2012	Supply responses to digital distribution: Recorded music and live performances. (2012). Mortimer, Julie ; Sorensen, Alan ; Nosko, Chris . In: Information Economics and Policy. RePEc:eee:iepoli:v:24:y:2012:i:1:p:3-14. Full description at Econpapers \|\| Download paper	15
8	2007	The economics of product-line restrictions with an application to the network neutrality debate. (2007). Katz, Michael ; Hermalin, Benjamin. In: Information Economics and Policy. RePEc:eee:iepoli:v:19:y:2007:i:2:p:215-248. Full description at Econpapers \|\| Download paper	13
9	1999	The frontier of international technology networks: sourcing abroad the most highly tacit capabilities. (1999). Santangelo, Grazia ; Cantwell, John. In: Information Economics and Policy. RePEc:eee:iepoli:v:11:y:1999:i:1:p:101-123. Full description at Econpapers \|\| Download paper	13
10	2008	Has the internet increased exports for firms from low and middle-income countries. (2008). Clarke, George. In: Information Economics and Policy. RePEc:eee:iepoli:v:20:y:2008:i:1:p:16-37. Full description at Econpapers \|\| Download paper	13
11	2007	The effectiveness of pre-release advertising for motion pictures: An empirical investigation using a simulated market. (2007). Anand, Bharat ; Elberse, Anita. In: Information Economics and Policy. RePEc:eee:iepoli:v:19:y:2007:i:3-4:p:319-343. Full description at Econpapers \|\| Download paper	12
12	2014	The drivers and impediments for cross-border e-commerce in the EU. (2014). Martens, Bertin ; Turlea, Geomina ; Gomez-Herrera, Estrella. In: Information Economics and Policy. RePEc:eee:iepoli:v:28:y:2014:i:c:p:83-96. Full description at Econpapers \|\| Download paper	11
13	2010	Music file sharing and sales displacement in the iTunes era. (2010). Waldfogel, Joel. In: Information Economics and Policy. RePEc:eee:iepoli:v:22:y:2010:i:4:p:306-314. Full description at Econpapers \|\| Download paper	10
14	2011	An empirical analysis of fixed and mobile broadband diffusion. (2011). Marcu, Mircea ; Lee, Seonmi. In: Information Economics and Policy. RePEc:eee:iepoli:v:23:y:2011:i:3:p:227-233. Full description at Econpapers \|\| Download paper	10
15	2011	Evidence of a modest price decline in US broadband services. (2011). McDevitt, Ryan ; Greenstein, Shane. In: Information Economics and Policy. RePEc:eee:iepoli:v:23:y:2011:i:2:p:200-211. Full description at Econpapers \|\| Download paper	10
16	1998	CEE telecommunications investment and economic growth. (1998). Savage, Scott ; Madden, Gary. In: Information Economics and Policy. RePEc:eee:iepoli:v:10:y:1998:i:2:p:173-195. Full description at Econpapers \|\| Download paper	9
17	2009	Information and communication technologies, human capital, workplace organization and labour productivity: A comparative study based on firm-level data for Greece and Switzerland. (2009). Arvanitis, Spyros ; Loukis, Euripidis N.. In: Information Economics and Policy. RePEc:eee:iepoli:v:21:y:2009:i:1:p:43-61. Full description at Econpapers \|\| Download paper	9
18	2017	Financial regulations and price inconsistencies across Bitcoin markets. (2017). Pieters, Gina ; Vivanco, Sofia . In: Information Economics and Policy. RePEc:eee:iepoli:v:39:y:2017:i:c:p:1-14. Full description at Econpapers \|\| Download paper	9
19	2009	E-Government as an anti-corruption strategy. (2009). Andersen, Thomas. In: Information Economics and Policy. RePEc:eee:iepoli:v:21:y:2009:i:3:p:201-210. Full description at Econpapers \|\| Download paper	9
20	1999	An econometric analysis of the demand for access to mobile telephone networks. (1999). Ahn, Hyungtaik ; Lee, Myeong-Ho. In: Information Economics and Policy. RePEc:eee:iepoli:v:11:y:1999:i:3:p:297-305. Full description at Econpapers \|\| Download paper	9
21	2006	Individual and collective determinants of academic scientists productivity. (2006). Matt, Mireille ; Carayol, Nicolas. In: Information Economics and Policy. RePEc:eee:iepoli:v:18:y:2006:i:1:p:55-72. Full description at Econpapers \|\| Download paper	9
22	2010	The relationship between mobile and fixed-line communications: A survey. (2010). Vogelsang, Ingo. In: Information Economics and Policy. RePEc:eee:iepoli:v:22:y:2010:i:1:p:4-17. Full description at Econpapers \|\| Download paper	9
23	2006	Platform competition and broadband uptake: Theory and empirical evidence from the European union. (2006). Manenti, Fabio ; Lupi, Paolo ; Distaso, Walter . In: Information Economics and Policy. RePEc:eee:iepoli:v:18:y:2006:i:1:p:87-106. Full description at Econpapers \|\| Download paper	8
24	2007	Whats fit to print: The effect of ownership concentration on product variety in daily newspaper markets. (2007). George, Lisa. In: Information Economics and Policy. RePEc:eee:iepoli:v:19:y:2007:i:3-4:p:285-303. Full description at Econpapers \|\| Download paper	8
25	2013	Paywalls and the demand for news. (2013). Tucker, Catherine ; Chiou, Lesley. In: Information Economics and Policy. RePEc:eee:iepoli:v:25:y:2013:i:2:p:61-69. Full description at Econpapers \|\| Download paper	7
26	2010	The effect of prices on fixed and mobile telephone penetration: Using price subsidies as natural experiments. (2010). Woroch, Glenn ; Ward, Michael. In: Information Economics and Policy. RePEc:eee:iepoli:v:22:y:2010:i:1:p:18-32. Full description at Econpapers \|\| Download paper	7
27	2016	Even the losers get lucky sometimes: New products and the evolution of music quality since Napster. (2016). Waldfogel, Joel ; Aguiar, Luis. In: Information Economics and Policy. RePEc:eee:iepoli:v:34:y:2016:i:c:p:1-15. Full description at Econpapers \|\| Download paper	7
28	2014	Market definition for broadband internet in Slovakia â Are fixed and mobile technologies in the same market?. (2014). Verboven, Frank ; Grzybowski, Lukasz ; Nitsche, Rainer ; Wiethaus, Lars . In: Information Economics and Policy. RePEc:eee:iepoli:v:28:y:2014:i:c:p:39-56. Full description at Econpapers \|\| Download paper	7
29	2010	Estimating network effects and compatibility: Evidence from the Polish mobile market. (2010). Grajek, Michal. In: Information Economics and Policy. RePEc:eee:iepoli:v:22:y:2010:i:2:p:130-143. Full description at Econpapers \|\| Download paper	7
30	2007	On-net and off-net pricing on asymmetric telecommunications networks. (2007). Hoernig, Steffen. In: Information Economics and Policy. RePEc:eee:iepoli:v:19:y:2007:i:2:p:171-188. Full description at Econpapers \|\| Download paper	7
31	2010	ICT-specific technological change and productivity growth in the US: 1980-2004. (2010). Torres, Jose ; RodrÃÂguez-LÃÂ³pez, JesÃÂºs ; MartÃÂnez, Diego ; Martinez, Diego ; Rodriguez, Jesus. In: Information Economics and Policy. RePEc:eee:iepoli:v:22:y:2010:i:2:p:121-129. Full description at Econpapers \|\| Download paper	7
32	2013	Information and Communication Technology (ICT) and Singaporeâs economic growth. (2013). Vu, Khuong. In: Information Economics and Policy. RePEc:eee:iepoli:v:25:y:2013:i:4:p:284-300. Full description at Econpapers \|\| Download paper	7
33	2012	Aggregators, search and the economics of new media institutions. (2012). Hogendorn, Christiaan ; George, Lisa. In: Information Economics and Policy. RePEc:eee:iepoli:v:24:y:2012:i:1:p:40-51. Full description at Econpapers \|\| Download paper	6
34	2015	Storming the gatekeepers: Digital disintermediation in the market for books. (2015). Waldfogel, Joel ; Reimers, Imke. In: Information Economics and Policy. RePEc:eee:iepoli:v:31:y:2015:i:c:p:47-58. Full description at Econpapers \|\| Download paper	6
35	2010	Piracy or promotion? The impact of broadband Internet penetration on DVD sales. (2010). Smith, Michael D. ; Telang, Rahul. In: Information Economics and Policy. RePEc:eee:iepoli:v:22:y:2010:i:4:p:289-298. Full description at Econpapers \|\| Download paper	6
36	2012	Movie piracy and sales displacement in two samples of Chinese consumers. (2012). Waldfogel, Joel ; Bai, Jie. In: Information Economics and Policy. RePEc:eee:iepoli:v:24:y:2012:i:3:p:187-196. Full description at Econpapers \|\| Download paper	6
37	2015	The willingness to pay for broadband of non-adopters in the U.S.: Estimates from a multi-state survey. (2015). McGovern, Chris ; Noriega, Raquel ; Carare, Octavian ; Schwarz, Jay . In: Information Economics and Policy. RePEc:eee:iepoli:v:30:y:2015:i:c:p:19-35. Full description at Econpapers \|\| Download paper	6
38	2015	Estimating demand for fixed-mobile bundles and switching costs between tariffs. (2015). Grzybowski, Lukasz ; Liang, Julienne. In: Information Economics and Policy. RePEc:eee:iepoli:v:33:y:2015:i:c:p:1-10. Full description at Econpapers \|\| Download paper	6
39	2008	The broadband digital divide and the nexus of race, competition, and quality. (2008). Prieger, James ; Hu, Wei-Min . In: Information Economics and Policy. RePEc:eee:iepoli:v:20:y:2008:i:2:p:150-167. Full description at Econpapers \|\| Download paper	6
40	2007	Bundling, product choice, and efficiency: Should cable television networks be offered a la carte?. (2007). Crawford, Gregory ; Cullen, Joseph . In: Information Economics and Policy. RePEc:eee:iepoli:v:19:y:2007:i:3-4:p:379-404. Full description at Econpapers \|\| Download paper	6
41	2012	Technology adoption in markets with network effects: Theory and experimental evidence. (2012). Wey, Christian ; Suleymanova, Irina ; Keser, Claudia. In: Information Economics and Policy. RePEc:eee:iepoli:v:24:y:2012:i:3:p:262-276. Full description at Econpapers \|\| Download paper	5
42	2013	Customer-side transparency, elastic demand, and tacit collusion under differentiation. (2013). Rasch, Alexander ; Herre, Jesko . In: Information Economics and Policy. RePEc:eee:iepoli:v:25:y:2013:i:1:p:51-59. Full description at Econpapers \|\| Download paper	5
43	2007	Mobile, fixed line and Internet service effects on global productive efficiency. (2007). Garbacz, Christopher ; Thompson, Herbert Jr., . In: Information Economics and Policy. RePEc:eee:iepoli:v:19:y:2007:i:2:p:189-214. Full description at Econpapers \|\| Download paper	5
44	2002	Cross-country diffusion of the Internet. (2002). Pohjola, Matti ; Kiiski, Sampsa . In: Information Economics and Policy. RePEc:eee:iepoli:v:14:y:2002:i:2:p:297-310. Full description at Econpapers \|\| Download paper	5
45	2001	The impacts of innovations and standards on trade of measurement and testing products: empirical results of Switzerlands bilateral trade flows with Germany, France and the UK. (2001). Blind, Knut. In: Information Economics and Policy. RePEc:eee:iepoli:v:13:y:2001:i:4:p:439-460. Full description at Econpapers \|\| Download paper	5
46	2009	Alternative damage rules and probabilistic intellectual property rights: Unjust enrichment, lost profits, and reasonable royalty remedies. (2009). Choi, Jay Pil. In: Information Economics and Policy. RePEc:eee:iepoli:v:21:y:2009:i:2:p:145-157. Full description at Econpapers \|\| Download paper	5
47	2012	The effects of home access to technology on computer skills: Evidence from a field experiment. (2012). Fairlie, Robert. In: Information Economics and Policy. RePEc:eee:iepoli:v:24:y:2012:i:3:p:243-253. Full description at Econpapers \|\| Download paper	5
48	1994	Economics of compatibility standards and competition in telecommunication networks. (1994). Steinmueller, W ; David, Paul. In: Information Economics and Policy. RePEc:eee:iepoli:v:6:y:1994:i:3-4:p:217-241. Full description at Econpapers \|\| Download paper	5
49	2003	Effects of the Internet on the spatial structure of innovation networks. (2003). TÃÂ¶dtling, Franz ; Kaufmann, Alexander ; Todtling, F. ; Lehner, P.. In: Information Economics and Policy. RePEc:eee:iepoli:v:15:y:2003:i:3:p:402-424. Full description at Econpapers \|\| Download paper	5
50	2000	The growth of enterprise intangible investment in Australia. (2000). Webster, Elizabeth. In: Information Economics and Policy. RePEc:eee:iepoli:v:12:y:2000:i:1:p:1-25. Full description at Econpapers \|\| Download paper	5

Citing documents used to compute impact factor 26:

Year	Title
2017	Responding to Oberholzer-Gee and Strumpfs Attempted Defense of Their Piracy Paper. (2017). Liebowitz, Stan. In: Econ Journal Watch. RePEc:ejw:journl:v:14:y:2017:i:2:p:174-195. Full description at Econpapers \|\| Download paper
2017	Advertising Response to New Entry. (2017). Valei, Azamat . In: CERGE-EI Working Papers. RePEc:cer:papers:wp588. Full description at Econpapers \|\| Download paper
2017	An Empirical Analysis of Mergers: Efficiency Gains and Impact on Consumer Prices. (2017). Schain, Jan Philip ; Bonnet, CÃÂ©line. In: TSE Working Papers. RePEc:tse:wpaper:31503. Full description at Econpapers \|\| Download paper
2017	Infrastructure and General Purpose Technologies: A Technology Flow Framework. (2017). Hogendorn, Christiaan ; Frischmann, Brett. In: Wesleyan Economics Working Papers. RePEc:wes:weswpa:2017-001. Full description at Econpapers \|\| Download paper
2017	A replication of four quasi-experiments and three facts from The effect of file sharing on record sales: an empirical analysis (Journal of Political Economy, 2007). (2017). Liebowitz, Stan. In: Economics - The Open-Access, Open-Assessment E-Journal. RePEc:zbw:ifweej:201713. Full description at Econpapers \|\| Download paper
2017	How Digitization Has Created a Golden Age of Music, Movies, Books, and Television. (2017). Waldfogel, Joel. In: Journal of Economic Perspectives. RePEc:aea:jecper:v:31:y:2017:i:3:p:195-214. Full description at Econpapers \|\| Download paper
2017	Competition for attention in the digital age: The case of single releases in the recorded music industry. (2017). Peukert, Christian ; Koenen, Johannes ; Essling, Christian. In: Information Economics and Policy. RePEc:eee:iepoli:v:40:y:2017:i:c:p:26-40. Full description at Econpapers \|\| Download paper
2017	A note on âCooperative interconnection settlement among ISPs through NAPâ. (2017). Hove, Leo Van ; van Hove, Leo. In: European Journal of Operational Research. RePEc:eee:ejores:v:261:y:2017:i:2:p:800-802. Full description at Econpapers \|\| Download paper
2017	An Optimal ICO Mechanism. (2017). Sanchez, David Cerezo . In: MPRA Paper. RePEc:pra:mprapa:81285. Full description at Econpapers \|\| Download paper
2017	Who can get money? Evidence from the Chinese peer-to-peer lending platform. (2017). Tao, Qizhi ; Lin, Ziming ; Dong, Yizhe. In: Information Systems Frontiers. RePEc:spr:infosf:v:19:y:2017:i:3:d:10.1007_s10796-017-9751-5. Full description at Econpapers \|\| Download paper
2017	A Theory of Crowdfunding: A Mechanism Design Approach with Demand Uncertainty and Moral Hazard. (2017). Strausz, Roland. In: American Economic Review. RePEc:aea:aecrev:v:107:y:2017:i:6:p:1430-76. Full description at Econpapers \|\| Download paper
2017	Crowdfunding our health: Economic risks and benefits. (2017). Renwick, Matthew J ; Mossialos, Elias. In: Social Science & Medicine. RePEc:eee:socmed:v:191:y:2017:i:c:p:48-56. Full description at Econpapers \|\| Download paper
2017	Crowdfunding public goods: An experiment. (2017). Hauck, Dominic ; Bouma, Jetske ; Ansink, Erik ; van Soest, Daan ; Koetse, Mark. In: Tinbergen Institute Discussion Papers. RePEc:tin:wpaper:20170119. Full description at Econpapers \|\| Download paper
2017	Do social networks shape the geography of crowdfunding?. (2017). Dejean, Sylvain. In: Working Papers. RePEc:hal:wpaper:hal-01645147. Full description at Econpapers \|\| Download paper
2017	Equity crowdfunding and early stage entrepreneurial finance: damaging or disruptive?. (2017). Estrin, Saul ; Khavul, Susanna ; Gozman, Daniel. In: LSE Research Online Documents on Economics. RePEc:ehl:lserod:86590. Full description at Econpapers \|\| Download paper
2017	Institutional Seed Financing, Angel Financing, and Crowdfunding of Entrepreneurial Ventures: A Literature Review. (2017). Wirtz, Peter ; Groh, Alexander ; Wallmeroth, Johannes. In: Working Papers. RePEc:hal:wpaper:hal-01527999. Full description at Econpapers \|\| Download paper
2017	Homing choice and platform pricing strategy. (2017). Shekhar, Shiva. In: DICE Discussion Papers. RePEc:zbw:dicedp:247. Full description at Econpapers \|\| Download paper
2017	Online Price Discrimination and EU Data Privacy Law. (2017). Borgesius, Frederik Zuiderveen ; Poort, Joost . In: Journal of Consumer Policy. RePEc:kap:jcopol:v:40:y:2017:i:3:d:10.1007_s10603-017-9354-z. Full description at Econpapers \|\| Download paper
2017	Pricing and coordination with consideration of piracy for digital goods in supply chains. (2017). Huang, Yeu-Shiang ; Fang, Chih-Chiang ; Lin, Shin-Hua . In: Journal of Business Research. RePEc:eee:jbrese:v:77:y:2017:i:c:p:30-40. Full description at Econpapers \|\| Download paper
2017	To root or not to root? The economics of jailbreak. (2017). Ng, Travis ; Leung, Tin Cheuk ; Ho, Chun-Yu ; Chao, Hong . In: Journal of Comparative Economics. RePEc:eee:jcecon:v:45:y:2017:i:3:p:481-497. Full description at Econpapers \|\| Download paper
2017	Building an Online Reputation with Free Content: Evidence from the E-book Market. (2017). Zegners, Dainis. In: Annual Conference 2017 (Vienna): Alternative Structures for Money and Banking. RePEc:zbw:vfsc17:168293. Full description at Econpapers \|\| Download paper
2017	Competition for attention in the digital age: The case of single releases in the recorded music industry. (2017). Peukert, Christian ; Koenen, Johannes ; Essling, Christian. In: Information Economics and Policy. RePEc:eee:iepoli:v:40:y:2017:i:c:p:26-40. Full description at Econpapers \|\| Download paper
2017	Teaching and Learning in Second- Level Schools at the Advent of High-Speed Broadband. (2017). McCoy, Selina ; Darmody, Merike ; Coyne, Bryan ; Lyons, Sean. In: Research Series. RePEc:esr:resser:rs51. Full description at Econpapers \|\| Download paper
2017	Avoiding the Pitfalls of Net Uniformity: Zero Rating and Nondiscrimination. (2017). Yoo, Christopher S. In: Review of Industrial Organization. RePEc:kap:revind:v:50:y:2017:i:4:d:10.1007_s11151-016-9555-7. Full description at Econpapers \|\| Download paper
2017	Disentangling the Relationship between News Media and Consumers Inflation Sentiment: the Case of Croatia. (2017). SoriÄ, Petar ; LoliÄ, Ivana ; ÄiÅ¾meÅ¡ija, Mirjana. In: Czech Journal of Economics and Finance (Finance a uver). RePEc:fau:fauart:v:67:y:2017:i:3:p:221-249. Full description at Econpapers \|\| Download paper
2017	The cultivation of opinions. How did the press cover the last 16 years of experience with GMOs in Canada?. (2017). Galata, Eleni A ; Liu, Shaofeng. In: Cogent Business & Management. RePEc:taf:oabmxx:v:4:y:2017:i:1:p:1297212. Full description at Econpapers \|\| Download paper

Recent citations (cites in year: CiY)

Recent citations received in 2017

Year	Citing document
2017	Employment Impacts of Market Novelty Sales: Evidence for Nine European Countries. (2017). Falk, Martin ; Hagsten, Eva. In: Ratio Working Papers. RePEc:hhs:ratioi:0293. Full description at Econpapers \|\| Download paper
2017	Bitcoin Reveals Exchange Rate Manipulation and Detects Capital Controls. (2017). Pieters, Gina. In: 2017 Papers. RePEc:jmp:jm2017:ppi307. Full description at Econpapers \|\| Download paper
2017	The social and economic preferences of a tech-savvy generation. (2017). Dragomirescu-Gaina, Catalin ; Freitas, Maria. In: MPRA Paper. RePEc:pra:mprapa:84232. Full description at Econpapers \|\| Download paper
2017	Bitcoin and Global Financial Stress: A Copula-Based Approach to Dependence and Causality-in-Quantiles. (2017). Wang, Shixuan ; Roubaud, David ; Lau, Chi Keung ; GUPTA, RANGAN ; Bouri, Elie ; Marco, Chi Keung. In: Working Papers. RePEc:pre:wpaper:201750. Full description at Econpapers \|\| Download paper
2017	Follow The Money: Piracy and Online Advertising. (2017). Peukert, Christian ; Claussen, JÃÂ¶rg ; Batikas, Michail. In: 28th European Regional ITS Conference, Passau 2017. RePEc:zbw:itse17:169448. Full description at Econpapers \|\| Download paper
2017	Information Value and Interregional Input-Output Structure. (2017). Takita, Toshiaki. In: 14th ITS Asia-Pacific Regional Conference, Kyoto 2017: Mapping ICT into Transformation for the Next Information Society. RePEc:zbw:itsp17:168545. Full description at Econpapers \|\| Download paper

Recent citations received in 2016

Year	Citing document
2016	Digital music consumption on the Internet: Evidence from clickstream data. (2016). Martens, Bertin ; Aguiar, Luis. In: Information Economics and Policy. RePEc:eee:iepoli:v:34:y:2016:i:c:p:27-43. Full description at Econpapers \|\| Download paper
2016	Mobile, Media & More: Contributions and Developments at Information Economics and Policy. (2016). George, Lisa M. In: Information Economics and Policy. RePEc:eee:iepoli:v:37:y:2016:i:c:p:1-2. Full description at Econpapers \|\| Download paper
2016	The effect of file sharing on record sales, revisited. (2016). Strumpf, Koleman ; Oberholzer-Gee, Felix . In: Information Economics and Policy. RePEc:eee:iepoli:v:37:y:2016:i:c:p:61-66. Full description at Econpapers \|\| Download paper
2016	Persistence of monopoly, innovation, and R&D spillovers. (2016). Zigic, Kresimir ; Kova, Eugen . In: Research in Economics. RePEc:eee:reecon:v:70:y:2016:i:4:p:714-734. Full description at Econpapers \|\| Download paper
2016	The Empirical Economics of Online Attention. (2016). Prince, Jeffrey ; Greenstein, Shane ; Boik, Andre. In: NBER Working Papers. RePEc:nbr:nberwo:22427. Full description at Econpapers \|\| Download paper
2016	Quality Predictability and the Welfare Benefits from New Products: Evidence from the Digitization of Recorded Music. (2016). Waldfogel, Joel ; Aguiar, Luis. In: NBER Working Papers. RePEc:nbr:nberwo:22675. Full description at Econpapers \|\| Download paper

Recent citations received in 2015

Year	Citing document
2015	Media slant in economic news: A factor 20. (2015). Swinnen, Johan ; Heinz, Matthias. In: Economics Letters. RePEc:eee:ecolet:v:132:y:2015:i:c:p:18-20. Full description at Econpapers \|\| Download paper
2015	Consumer Preferences for Improvements in Mobile Telecommunication Services. (2015). Jenkins, Glenn ; DaÄlÄ±, Orhan ; Dagli, Orhan . In: Development Discussion Papers. RePEc:qed:dpaper:277. Full description at Econpapers \|\| Download paper
2015	A Theory of Crowdfunding - a mechanism design approach with demand uncertainty and moral hazard. (2015). Strausz, Roland ; Roland, Strausz . In: Discussion Paper Series of SFB/TR 15 Governance and the Efficiency of Economic Systems. RePEc:trf:wpaper:527. Full description at Econpapers \|\| Download paper
2015	How fixed mobile usage interact? Does FTTH deployment influence the interaction?. (2015). Liang, Julienne. In: 26th European Regional ITS Conference, Madrid 2015. RePEc:zbw:itse15:127157. Full description at Econpapers \|\| Download paper
2015	Broadband for all: Policies for a connected society. (2015). Levin, Stanford Lee ; Scott, Graham ; Schmidt, Stephen. In: 2015 Regional ITS Conference, Los Angeles 2015. RePEc:zbw:itsr15:146346. Full description at Econpapers \|\| Download paper

Recent citations received in 2014

Year	Citing document
2014	Substitution between Fixed-line and Mobile Access: the Role of Complementarities. (2014). Verboven, Frank ; Grzybowski, Lukasz. In: CEPR Discussion Papers. RePEc:cpr:ceprdp:10045. Full description at Econpapers \|\| Download paper
2014	Broadband investment and welfare under functional and ownership separation. (2014). Avenali, Alessandro ; Reverberi, Pierfrancesco ; Matteucci, Giorgio. In: Information Economics and Policy. RePEc:eee:iepoli:v:28:y:2014:i:c:p:70-82. Full description at Econpapers \|\| Download paper
2014	Less Cash, Less Crime: Evidence from the Electronic Benefit Transfer Program. (2014). Tekin, Erdal ; McClellan, Chandler ; Topalli, Volkan ; Dickinson, Timothy ; Wright, Richard ; Rosenfeld, Richard . In: IZA Discussion Papers. RePEc:iza:izadps:dp8402. Full description at Econpapers \|\| Download paper
2014	Less Cash, Less Crime: Evidence from the Electronic Benefit Transfer Program. (2014). Tekin, Erdal ; McClellan, Chandler ; Topalli, Volkan ; Dickinson, Timothy ; Wright, Richard ; Rosenfeld, Richard . In: NBER Working Papers. RePEc:nbr:nberwo:19996. Full description at Econpapers \|\| Download paper
2014	The impact of tariff diversity on broadband diffusion: An empirical analysis. (2014). Lange, Mirjam ; Haucap, Justus ; Lange, Mirjam R. J., ; Heimeshoff, Ulrich. In: DICE Discussion Papers. RePEc:zbw:dicedp:156. Full description at Econpapers \|\| Download paper
2014	The impact of tariff diversity on broadband diffusion: An empirical analysis. (2014). Lange, Mirjam ; Haucap, Justus ; Lange, Mirjam R. J., ; Heimesho, Ulrich . In: 20th ITS Biennial Conference, Rio de Janeiro 2014: The Net and the Internet - Emerging Markets and Policies. RePEc:zbw:itsb14:106898. Full description at Econpapers \|\| Download paper
2014	Estimating demand for quadruple-play tariffs: The impact on consumer surplus. (2014). Grzybowski, Lukasz ; Liang, Julienne. In: 25th European Regional ITS Conference, Brussels 2014. RePEc:zbw:itse14:101375. Full description at Econpapers \|\| Download paper

10 most frequent citing series

#	Series	Cites
1	Information Economics and Policy / Elsevier	95
2	Telecommunications Policy / Elsevier	55
3	MPRA Paper / University Library of Munich, Germany	40
4	Journal of Regulatory Economics / Springer	26
5	International Journal of Industrial Organization / Elsevier	19
6	Working Papers / NET Institute	19
7	CESifo Working Paper Series / CESifo Group Munich	18
8	Post-Print / HAL	15
9	20th ITS Biennial Conference, Rio de Janeiro 2014: The Net and the Internet - Emerging Markets and Policies / International Telecommunications Society (ITS)	14
10	NBER Working Papers / National Bureau of Economic Research, Inc	12
11	DICE Discussion Papers / University of DÃ¼sseldorf, DÃ¼sseldorf Institute for Competition Economics (DICE)	12

Warning!! This is still an experimental service. The results of this service should be interpreted with care, especially in research assessment exercises. The processing of documents is automatic. There still are errors and omissions in the identification of references. We are working to improve the software to increase the accuracy of the results.

Source data used to compute the impact factor of RePEc series.