According to the well-known “merger paradox”, in a Cournot market game mergers are generally unprofitable unless most firms merge. The present paper proposes an optimal merger mechanism. With this mechanism mergers are never unprofitable, more profitable than in other known mechanisms, and...

We consider takeover bidding in a Cournot oligopoly when firms have private information concerning the synergy effect of merging with a takeover target and bidders can influence rivals' beliefs through their bids. We compare cash and profit-share auctions, first- and second-price, supplemented...