Why would governments agree to restrict their own discretion in setting domestic policies as part of a trade agreement? This paper examines the welfare consequences of the GATT's Agreement on Subsidies and Countervailing Measures (SCM). If countries which join a trade agreement are given free...

This paper reviews the theoretical and empirical literature on the use of safeguards in a trade agreement. It then analyzes the available data on the use of safeguards by WTO members to examine two hypotheses in the economics literature, that safeguards improve welfare by facilitating tariff...