Discriminatory Pricing is a practice that can be used either to eliminate competitors or to charge consumers deserving prices, both of which are condemned by competition law. However, Discriminatory Pricing is often accompanied by certain positive effects. For instance, it allows more consumers...

Consumers have shifted their consumption of online content dramatically from websites that they browse from a personal computer to apps that they use on mobile devices. Marketers have moved with the eyeballs, particularly since people use their smartphones much of the day and carry them wherever...

This paper reports significant discrepancies in the Census’s methods and reports of online and physical retail sales in the United States. We recommend material changes in how the Census Bureau reports e-commerce and physical sales reported to it. We also recommend that the Census commission...

This paper examines competition between firms that produce legal information goods and host sites that index P2P links. Specifically, we develop a simple model in which a legal firm determines price for its information good and a P2P host site decides on its investment to improve the quality and...

This paper documents the extent of copying and estimates the returns to originality in online news production. We build a unique dataset combining all the online content produced by French news media during the year 2013 with new micro audience data. We develop a topic detection algorithm that...

I study the impact of consumer reviews on the incentives for firms to participate in the market. Firms produce goods of heterogeneous, unknown quality that is gradually revealed via consumer reviews, and face both entry and exit decisions. A platform combines past reviews to construct...

One most conspicuous and curious phenomenon in online auctions is that a large fraction of goods sold have posted price clauses whereby bidders can buy the goods without taking part in the auctions. Two types of posted price clauses exemplified by Amazon and eBay are found. The paper first...

This article examines antitrust analysis when one of the possible subject products of an antitrust or merger is ordinarily offered at a zero price. It shows that businesses often offer a product for free because it increases the overall profits they can earn from selling the free product and a...

Traditionally, magazines have operated in a two-sided market, serving two groups of customers at the same time: readers and advertisers. With the rise of the Internet, further demand channels have been explored: readers can now access much of the contents also on the magazine's website, which in...