We build a model of tacit collusion between firms that operate in multiple markets to study the effects of trade costs. A key feature of the model is that cartel discipline is endogenous. Thus, markets that appear segmented are strategically linked via the incentive compatibility constraint....

We use a simple framework where firms in two countries serve their respective domestic markets and a world market to analyze under which conditions cost-reducing mergers will be beneficial for the merging firms, the home country, and the world as a whole. For a national merger, the policies...

We introduce demand uncertainty into the context of strategic trade policy in an export rivalry market model, and we examine endogenous timing in the framework of Cournot-Stackelberg duopoly when firms decide in the first stage whether to set output level before or after resolution of...