Parallel imports are genuine products brought into a country without the authorization of the copyright, patent, or trademark owner. Countries vary considerably in their legal treatment of parallel imports, as determined by their choice of exhaustion doctrine. A new model analyzes parallel...

The paper analyzes parallel imports, or goods traded without the authorization of a trademark owner. Parallel imports have multiple causes, including vertical price control, which the authors model. A manufacturer selling its product through an independent agent sets the wholesale price...

We develop a product-differentiated model where the product space is a network defined as a set of varieties (nodes) linked by their degrees of substitutability (edges). We also locate consumers into this network, so that the location of each consumer (node) corresponds to her "ideal" variety....