Discussion paper DP2372 The Heckscher-Ohlin Model Between 1400 and 2000: When It Explained Factor Price Convergence, When It Did Not, and Why Jeffrey G. Williamson Kevin O'Rourke 29 Feb 2000 International Trade and Regional Economics F14 N70
Discussion paper DP1155 Factor Price Distortions and Public Subsidies in East Germany Hans-Werner Sinn 31 May 1995 International Macroeconomics D24 H2 P21