This paper proposes an explanation of merger waves based on the interaction between competitive pressure and irreversibility of mergers in an uncertain environment. A set of acquirers compete over time for scarce targets. At each point in time, an acquirer can either postpone a takeover attempt...

This note considers a simple Hotelling model with Bertrand competition between two firms, who belong to separate jurisdictions and are regulated by separate regulators. Welfare properties of different regulatory regimes are compared. These suggest that the presence of multiple, mutually...