This paper studies the effect of sales tax changes on internet and catalog sales. We collect sales data from a retailer that sells its products through its internet and catalog channels. We analyze the retailer's sales before and after a major tax cut in one of the largest metropolitan areas in...

We present a framework and empirical estimates that quantify the economic impact of increased product variety made available through electronic markets. While efficiency gains from increased competition significantly enhance consumer surplus, for instance by leading to lower average selling...

Despite the widespread adoption of recommender systems by online investment platforms, empirical research into their impact on online investors’ behaviors is scarce. Using data from a global e-commerce platform, the authors of this study adopt a regression discontinuity design and causally...

Despite the widespread adoption of search and recommendation technologies on the Internet, empirical research that examines the effect of these technologies is scarce. How do online consumers use these technologies? Does consumers’ technology usage have an effect on the sales to them or their...