In this paper we describe how margins in the channel vary over time within a product category and identify the market, manufacturer, and retailer characteristics that explain this variation. To obtain the equilibrium margins, we explicitly model the behavior of the various agents in the...

We study how the intensity of competition and the degree to which manufacturers enjoy market power depends on the retail environment in a given market. Past research has discussed the growing importance of retailers and the power they enjoy over manufacturers. Yet, the empirical literature to...