Increasing wage inequality between similar workers plays an important role for overall inequality trends in industrialized societies. To analyze this pattern, we incorporate directed labor market search into a dynamic model of international trade with heterogeneous firms and homogeneous workers....

Increasing wage inequality between similar workers plays an important role for overall inequality trends in industrialized societies. To analyze this pattern, we incorporate directed labor market search into a dynamic model of international trade with heterogeneous firms and homogeneous workers....

Increasing wage inequality between similar workers plays an important role for overall inequality trends in industrialized societies. To analyze this pattern, we incorporate directed labor market search into a dynamic model of international trade with heterogeneous firms and homogeneous workers....

We provide a theoretical justification for bi-sourcing, which refers to the situation where a final goods producer buys an input from an outside supplier and also produces it in-house. Bi-sourcing occurs if the marginal cost of producing the input in-house is higher than the marginal cost of...

It is usually believed that higher competition, implying more active firms, benefits consumers and encourages the antitrust authorities to foster competition. We show that this view can be misleading, and higher competition may actually make the consumers worse-off. We suggest that the antitrust...