It's hard to browse the news without seeing reports of yet another imposition of sanctions by one country on another. The United States has sanctions against more than 30 countries. Russia has repeatedly imposed sanctions against former Soviet republics. China has developed its own approach,...

We analyze the effect of state visits by the Catholic pope on human rights in the host country to understand how a small theocracy like the Vatican can exert disproportionate political influence in international politics. Our theoretical model of the strategic interaction between the Catholic...

A frequently employed argument against imposing international sanctions is that rival superpowers are likely to bust sanctions to simultaneously shield the target, harm the sender, and make a profit. We evaluate the legitimacy of this concern by studying the effect of US sanctions on trade flows...

A frequently employed argument against imposing international sanctions is that rival superpowers are likely to bust sanctions to simultaneously shield the target, harm the sender, and make a profit. We evaluate the legitimacy of this concern by studying the effect of US sanctions on trade flows...

A frequently employed argument against imposing international sanctions is that rival superpowers are likely to bust sanctions to simultaneously shield the target, harm the sender, and make a profit. We evaluate the legitimacy of this concern by studying the effect of US sanctions on trade flows...