There is no doubt that protectionism costs. But it is less clear exactly how much it costs and who pays. And while protectionism results in a deadweight loss -- there are more losers than winners -- some individuals and groups gain from protectionism. And it is those who stand to gain who have...

Antidumping laws have existed in some form since the early twentieth century. Ostensibly aimed at protecting domestic producers from unfair trade practices, they have sometimes been used as weapons of protectionism even when dumping has not occurred. When this happens, some special interest...