NBER Publications by Lawrence Edwards

South African trade policy has exerted a major influence on the composition and aggregate growth of trade. In the Apartheid period, trade protection seriously impeded both exports and imports, and the economy depended on favorable global commodity price trends to avoid running into an external constraint. South Africa developed a comparative advantage in capital-intensive primary and manufactured commodities partly because of its natural resource endowments but also because the pattern of protection was particularly detrimental to exports of non-commodity manufactured goods. High and opaque tariffs seriously impeded export growth. When global commodity markets were weak, in combination with declining gold exports, this seriously constrained aggregate growth and dulled the response of expo...