Many natural competitors are jointly held by a small set of large institutional investors. In the
US airline industry, taking common ownership into account implies increases in market …

Abstract Research Summary This paper studies the impact of platform‐owner entry threat on
complementors in platform‐based markets. We examine how app developers on the …

This chapter overviews productivity research from an industrial organization perspective. We
focus on what is known and what still needs to be learned about the productivity levels and …

ABSTRACT I analyze the strategic use of debt financing to improve a firm's bargaining
position with an important supplier—organized labor. Because maintaining high levels of …

This survey highlights the key results of the empirical literature concerning the costs of
flexibility enhancing reforms in product and labour markets. The documented costs include …

We analyze the effects of competition on price dispersion in the airline industry, using panel
data from 1993: Q1 through 2006: Q3. Competition has a negative effect on price dispersion …

We examine whether and to what extent consolidation in the US health insurance industry
has contributed to higher employer-sponsored insurance premiums. We exploit the …

The US airline industry went through tremendous turmoil in the early 2000s, with four major
bankruptcies, two major mergers, and various changes in network structure. This paper …

We study how product-market interactions affect investment. We use reductions of import
tariffs to examine how incumbents modify investment when the threat of rivals' entry …

This paper develops a new approach to testing for strategic entry deterrence and applies it
to the behavior of pharmaceutical incumbents before patent expiration. It examines a cross …