This paper extends various arguments in the recent historical literature on Soviet mathematical economics during the Cold War. It will examine some of the tensions associated with the attempt to blend Walrasian economics and Soviet planning. The main argument is that the two literatures crossed...

International economic integration yields large potential welfare effects, even in a static constant returns competitive world economy. Our method is novel. The effect of border barriers on trade flows is often inferred from gravity models. But their rather atheoretic structure precludes welfare...