Historical background -- I. The traditional approach: The rise of the college wage premium -- Early studies -- Trade versus technology -- Offshoring -- II. Broadening the canvas: Matching workers with jobs -- Regional disparity -- Firm characteristics -- Technology choice -- Residual inequality

Recent developments in the theory of economic growth and dynamic trade theory are reviewed and interpreted. These include growth based on economies of scale, trade with product development, and product cycles. It is argued that there is need for more work in this area in order to understand the...