This paper investigates how the formation of larger buyers affects a supplier's profits and, by doing so, his incentives to undertake non-contractible activities. We first identify two channels of buyer power, which allows larger buyers to obtain discounts. We subsequently examine the effects of...

We re-examine the “buyer power” defense to horizontal mergers using models of imperfect competition in which input prices are set before goods prices. We derive a measure of unilateral incentives to adjust input prices after a downstream merger, Input Pricing Pressure, and we use it to show...

This paper explores the effect of the spread of supermarkets on the participation of suppliers in supermarket value chains in Botswana and South Africa. Using secondary data and in-depth interviews with key players in the value chain, the paper evaluates the buyer power of supermarkets evidenced...