500
The author who argues that,
1. because the TAA (trade adjustment assistance program) fails in providing the necessary compensation to trade-displaced workers, a surge of protectionism has erupted amongst labor groups and unions, and
2. because the benefits of free trade are too numerous to give up, the government must create new, better functioning programs to take care of trade-displaced workers in addition to fixing programs like the TAA.
Who is Kapstein in "Workers and the World Economy: Breaking the Postwar Bargain" Foreign Affairs