Trade policies such as tariffs are often featured by the prisoners' dilemma. One country's trade liberalization is vulnerable to the opportunism of another country. This problem is more serious in cases where a country behaving opportunistically can only be punished by the victims. In a trade...

In this paper we consider a number of key issues related to the policy coordination in a monetary union that has been recently discussed in the literature. To this end we propose a multi-country New-Keynesian model of a monetary union cast in the framework of linear quadratic differential games....