Several developing countries impose high tariffs, directly or indirectly, on imports of manufactured goods such as vehicles and machinery. In many cases governments argue that they need such policies to protect domestic manufacturing industries from foreign competition while simultaneously...

This paper presents one-to-one matching and assignment problems with externalities across pairs such as pairs figure skating competition and joint ventures in oligopolistic markets. In these models, players care not only about their partners but also which and how many rival pairs are formed....