In order to take appropriate and effective actions against anticompetitive behaviors in the agricultural sector, it is essential to understand the interaction between buyer power in agricultural procurement and seller power in food retailing and the optimal allocation of anti-trust efforts...

We study a heretofore unexamined type of product differentiation, horizontally differentiated products with differential costs, and apply the analysis to retail pricing of fluid milk products. We develop the theory for three market structures, perfect competition, monopoly, and oligopoly for the...

Carrying multiple brands and holding periodic sales are two common marketing strategies for sellers with market power. One puzzle is that sellers often employ diverse strategies in terms of using these two tools. This paper offers an explanation to this puzzle by providing a simple framework to...