How do changes in competitive intensity affect trade patterns? Some cartels may find it advantageous to eliminate cross-hauling and divide markets geographically. We exploit a quasi-natural experiment associated with increased antitrust enforcement to determine if market division strategies were...

We study the events alleged in recent Norwegian salmon industry antitrust cases to explore the relationship between vertical integration and collusion. In particular, we are interested in whether vertical integration can facilitate the strategic use of coordination devices such as public price...

Chapter prepared for publication in Oxford Handbook on International Antitrust Economics, Roger D. Blair and D. Daniel Sokol, editors. Cartels occur in a wide range of industries and engage in a wide range of behaviors in their efforts to increase profits. In this chapter, we discuss the wide...