The question of whether and how partial common-ownership links between strategically
interacting firms affect firm objectives and behavior has been the subject of theoretical …

We empirically assess the implications of the common ownership hypothesis from a
historical perspective using the set of S&P 500 firms from 1980 to 2017. We show that the …

This paper considers cost-reducing R&D investment with spillovers in a Cournot oligopoly
with overlapping ownership. We show that overlapping ownership leads to internalization of …

The existing literature has long assumed that unethical behaviors are fueled by competition.
Under this premise, rivalry and competition are often treated interchangeably. This study …

Existing studies on the competitive effects of overlapping ownership usually take the
products sold by the firms as given. This paper focuses on the firms' incentive for product …

This paper studies the effect of overlapping ownership in a setting where firms must contract
with an input supplier before competing in the product market. Horizontal ownership among …

We characterize the effect of overlapping ownership (OO) on investments in drastic product
innovation. The success probability of innovation increases with investment. We analyse two …

In a cross‐country study, we investigate how staggered passage of national leniency
programs from 1990–2012 has affected firms' margins and merger activity. We find that …

This special issue marks the 25th anniversary of the introduction of a leniency program for
antitrust in the EU and contains five original papers: Each paper examines the effects of …

We consider the effect of passive common ownership on the efficacy of leniency programs to
disrupt and deter cartels. Besides reducing deterrence, passive common ownership …