Gains from Product Variety: Evidence from a Large Digital Platform
References
- (2004) The long tail. Wired Magazine 12(10):170–177.Google Scholar
- (2008) Endogenous variety and the gains from trade. Amer. Econom. Rev. 98(2):444–450.Crossref, Google Scholar
- (2012) Search, design, and market structure. Amer. Econom. Rev. 102(2):1140–1160.Crossref, Google Scholar
- (1996) The Economics of New Goods (University of Chicago Press, Chicago).Google Scholar
- (2006) Globalization and the gains from variety. Quart. J. Econom. 121(2):541–585.Crossref, Google Scholar
- (2009) Battle of the retail channels: How product selection and geography drive cross-channel competition. Management Sci. 55(11):1755–1765.Link, Google Scholar
- (2003) Consumer surplus in the digital economy: Estimating the value of increased product variety at online booksellers. Management Sci. 49(11):1580–1596.Link, Google Scholar
- (2006) From niches to riches: Anatomy of the long tail. Sloan Management Rev. 47(4):67–71.Google Scholar
- (2010a) The longer tail: The changing shape of Amazon’s sales distribution curve. Preprint, submitted September 22, https://dx.doi.org/10.2139/ssrn.1679991.Google Scholar
- (2010b) Research commentary—Long tails vs. superstars: The effect of information technology on product variety and sales concentration patterns. Inform. Systems Res. 21(4):736–747.Link, Google Scholar
- (2008) On the effects of consumer search and firm entry in a multiproduct competitive market. Marketing Sci. 27(3):461–473.Link, Google Scholar
- (2023) Assessing the gains from e-commerce. Amer. Econom. J. Macroeconom. 15(1):342–370.Crossref, Google Scholar
- (1994) New product varieties and the measurement of international prices. Amer. Econom. Rev. 84(1):157–177.Google Scholar
- (2008) Export variety and country productivity: Estimating the monopolistic competition model with endogenous productivity. J. Internat. Econom. 74(2):500–518.Crossref, Google Scholar
- Gao L, Song D, Yang Y, Xu C, Yang X (2021) District/county level population census GIS datasets in China (1953-2010) (Version V1) [Data set]. Science Data Bank, https://doi.org/10.11922/sciencedb.j00001.00273.Google Scholar
- (2005) The variety and quality of a nation’s exports. Amer. Econom. Rev. 95(3):704–723.Crossref, Google Scholar
- (2006) On the simple economics of advertising, marketing, and product design. Amer. Econom. Rev. 96(3):756–784.Crossref, Google Scholar
- (1979) Increasing returns, monopolistic competition, and international trade. J. Internat. Econom. 9(4):469–479.Crossref, Google Scholar
- (2021) An Engel curve for variety. Rev. Econom. Statist. 103(1):72–87.Crossref, Google Scholar
- (2023) Optimal product design: Implications for competition and growth under declining search frictions. Econometrica 91(2):605–639.Crossref, Google Scholar
- (2012) Recommendation networks and the long tail of electronic commerce. MIS Quart. 36(1):65–83.Crossref, Google Scholar
- (2018) Product variety, across-market demand heterogeneity, and the value of online retail. RAND J. Econom. 49(4):877–913.Crossref, Google Scholar
- (1976) The ideal log-change index number. Rev. Econom. Statist. 58(2):223–228.Crossref, Google Scholar
- (2017) Is Tom Cruise threatened? An empirical study of the impact of product variety on demand concentration. Inform. Systems Res. 28(3):643–660.Link, Google Scholar
- (2011) How does popularity information affect choices? A field experiment. Management Sci. 57(5):828–842.Link, Google Scholar
- (1976) Ideal log-change index numbers. Scandinavian J. Statist. 3(3):121–126.Google Scholar
- (2013) Targeted search and the long tail effect. RAND J. Econom. 44(4):733–756.Crossref, Google Scholar
- (2012) Online user reviews, product variety, and the long tail: An empirical investigation on online software downloads. Electronic Commerce Res. Appl. 11(3):275–289.Crossref, Google Scholar

