We consider antitrust enforcement within the adversarial model used by the United States. We show that, under the adversarial system, the Antitrust Authority may try to prohibit mergers also in those cases in which litigation is inefficient. Even if market concentration and technological...

This paper examines "market-based tournaments", in which firms use the tournament outcome to update their expectations about worker ability. A theoretical model offers several implications, which are unique to the market-based tournament and which we test in a laboratory experiment. The...

In a multi-task, market-based promotion tournament model, under different environments concerning employer learning about worker ability, it is shown that:i) Asymmetric learning in multi-task jobs is a necessary condition for "strategic shirking" (i.e., underperforming on certain tasks to...

We analyze equally competitive spouses competing for promotion in their respective workplaces and show that an asymmetric equilibrium featuring household specialization can arise. Examples where the asymmetric equilibrium is welfare-superior to the symmetric equilibrium are highlighted. By...