We build a model of tacit collusion between firms that operate in multiple markets to study the effects of trade costs. A key feature of the model is that cartel discipline is endogenous. Thus, markets that appear segmented are strategically linked via the incentive compatibility constraint....

The objective of this paper is to document the evolution of cross-border music trade patterns in this transition period and to explain what drives digital music trade patterns. The shift from analogue to digital music distribution has substantially reduced trade costs and has enlarged the choice...

From the angle of competition policy, Voice over IP looks like a panacea. It not only brings better service, but it also increases competitive pressure on former telecommunications monopolists. This paper points to the largely overlooked downside. In a pure world of Internet telephony, there...

We analyze the dynamic effect of prices and price volatility on current oil production, both on the level of country groups and the major individual producer countries. A comprehensive dataset at monthly frequency allows us to include a rich lag structure while controlling for key global and...

To examine the impact of globalization on managerial compensation, we consider a matching model where firms compete both in the product market and in the managerial market. We show that globalization, that is, the simultaneous integration of product markets and managerial pools, leads to an...

We analyze the dynamic effect of prices and price volatility on current oil production, both on the level of country groups and the major individual producer countries. A comprehensive dataset at monthly frequency allows us to include a rich lag structure while controlling for key global and...

This paper, a chapter in the forthcoming Research Handbook on the Economics of Corporate law, describes the leading research related to credit ratings, and assesses regulatory proposals related to ratings, including those in the Dodd-Frank Act of 2010. It explains how rating agencies have...

In many markets, a handset vendor and a service provider may enter into a tie-up for a handset to be available exclusively through the service provider. We examine when and why a service provider and a handset vendor may find this arrangement mutually profitable. We find that an exclusive tie-up...

We build a model of tacit collusion between firms that operate in multiple markets to study the effects of trade costs. A key feature of the model is that cartel discipline is endogenous. Thus, markets that appear segmented are strategically linked via the incentive compatibility constraint....

This paper studies the impact of market power on international commodity prices. I use a standard oligopoly model and exploit historical variations in the structure of the international coffee bean market to assess the impact of a cartel treaty on coffee prices and its global welfare...