In the past 15 years, industrial-organization economists have significantly expanded the range of algorithms for calculating welfare losses due to imperfect competition. We compare eleven empirical estimates of economic losses due to market power in 47 U.S. food manufacturing industries, almost...

This paper estimates the relationships between market structure and the Lerner index of monopoly constructed from price data on processed food products sold through grocery stores. A theoretical model of a differentiated oligopoly specifies two determinants of price-cost margins: the...

A more demanding and evolving consumer is creating change in the market for pork and many working within the industry are predicting opportunities for leaner products. However, leaner pork enthusiasts also are frustrated by the established industry food chain that offers little incentive for...