We extend an open economy Ramsey model to include the technology gap to the world technology frontier. The setting is a middle income country with productivity growth driven by technology adoption and foreign capital goods stimulating spillover and catching up. The interaction of technology...

The relationship between foreign trade openness and growth is a challenge for economic analysis. Econometric approaches struggle with endogeneity of foreign trade and trade policy and endogenous interaction between investment and productivity. We offer an alternative route to identification and...

International trade may influence income distribution. This study takes as a starting point the puzzling development of relative wages between skilled and unskilled labor in South Africa. Wage inequality decreased during the sanctions period and increased with trade liberalization post...

The barrier model of productivity growth suggests that individual country productivity is related to the world technology frontier disturbed by national barriers. We offer a country study of the barrier model exploiting the dramatic changes in the linkages to the world economy in South Africa....

The analysis of the effect of tariffs for labor productivity faces the challenge of tariff policy endogeneity. Tariff policy is designed to promote economic development and the industrial sector tariff structure may reflect characteristics of the industries protected. We seek to identify the...

International trade may influence income distribution. This study takes as a starting point the puzzling development of relative wages between skilled and unskilled labor in South Africa. Wage inequality decreased during the sanctions period and increased with trade liberalization post...

The barrier model of productivity growth suggests that individual country productivity is related to the world technology frontier disturbed by national barriers. We offer a country study of the barrier model exploiting the dramatic changes in the linkages to the world economy in South Africa....

The analysis of the effect of tariffs for labor productivity faces the challenge of tariff policy endogeneity. Tariff policy is designed to promote economic development and the industrial sector tariff structure may reflect characteristics of the industries protected. We seek to identify the...

The barrier model of productivity growth suggests that individual country productivity is related to the world technology frontier disturbed by national barriers. We offer a country study of the barrier model exploiting the dramatic changes in the linkages to the world economy in South Africa....

The paper integrates two mechanisms of economic growth, barriers to international spillovers and skill - biased effects on the income distribution. South Africa is an interestin g case study because of dramatic changes in international barriers over time and policy focus to productivity and...