The debate on trade wars and currency wars has re-emerged since the Great recession of 2009. We study the two forms of non-cooperative policies within a single framework. First, we compare the elasticity of trade flows to import tariffs and to the real exchange rate, based on product level data...

This paper identifies a “border” effect in the absence of a border. The finding that trade between East- and West-Japan is 23.1 to 51.3 percent lower than trade within both country parts, is established despite the absence of an obvious east-west division due to historical borders, cultural...