Empirical studies have found that enhanced foreign competition can encourage or discourage innovation. To address this relationship, I examine a market structure in which a small number of large multi-product oligopolists compete with a large number of small single-product firms in the same...

Global trade is of vital interest to citizens as well as policymakers, yet it is widely misunderstood. This compact exposition of the market forces underlying international commerce addresses both of these concerned groups, as well as the needs of students and scholars. Although it contains no...