We model an oligopolistic technology market in which firms endogenously choose product scope,fixed costs are affected by exogenous technological progress, and there may be threat of entry. Ouranalysis shows that equilibrium outcomes involve substantial overinvestment in product scope,which...

This paper analyzes the optimal choice of pricing schedules and technological deterrencelevels in a market with digital piracy, when legal sellers can sometimes control the extentof piracy by implementing digital rights management (DM) systems. It is shown that the seller'soptimal pricing...

We analyze how digital platforms can increase the survival rate of firms during a crisis by providing continuity in access to customers. Using order-level data from Uber Technologies, we study how the COVID-19 pandemic and the ensuing shutdown of businesses in the United States affected...

Online commercial interactions have increased dramatically over the last decade, leading to the emergence of networks that link the electronic commerce landing pages of related products to one another. Our paper conjectures that the explicit visibility of such "product networks"can alter demand...

This paper presents a model of local network effects in which agents connected in a social network each value the adoption of a product by a heterogeneous subset of other agents in their neighborhood, and have incomplete information about the structure and strength of adoption complementarities...