While often times the Hypothetical Monopolist Test (HMT) utilized in relevant market delineation is implemented with uniform price increases throughout all the goods in the candidate relevant market, since 1984 the versions of the U.S. Merger Guidelines have emphasized that these small but...

While often times the Hypothetical Monopolist Test (HMT) utilized in relevant market delineation is implemented with uniform price increases throughout all the goods in the candidate relevant market, since 1984 the versions of the U.S. Merger Guidelines have emphasized that these small but...

This paper develops a framework to systematically study how changes in market conditions affect the equilibrium inequality between heterogeneous agents. By stating our setting as a "competition for market shares", we can derive inequality predictions for vastly different competition models. This...

Gender stereotypes are increasingly considered to be as important as gender discrimination in market transactions. In this paper, we show that they influence market outcomes also through the client feedback channel of online platforms. Using a novel panel dataset of listings on the largest...

This paper presents findings from a census of more than 79,000 stock-keeping units (SKUs) in 37 consumer packaged goods categories totaling $55 billion in annual revenue. It shows that, in 86% of product categories, the relationship between market share and retail distribution is increasing and...

In competition law, market power requirements are often articulated in terms of market shares. The use of market share thresholds, however, conflates two distinct questions: (1) How much market power exists in a given situation? (2) How much market power should the law require? As a consequence,...

The paper examines the growth, market share and performance of general insurance business based on written gross premium during five years period based on secondary data of 15 companies. There is huge variation on market structure and growth among the Fire, Marine, Motor, Aviation, Engineering...