TY - BOOK AU - O' Rourke,Kevin H. AU - Williamson,Jeffrey G. TI - The Heckscher-Ohlin model between 1400 and 2000 : when it explained factor price convergence, when it did not, and why AV - HF1379 O768H PY - 1999/// CY - Cambridge, Mass PB - National Bureau of Economic Research KW - CONVERGENCE (ECONOMICS) KW - HISTORY KW - HECKSCHER-OHLIN PRINCIPLE KW - FACTOR PROPORTIONS KW - TERMS OR TRADE ER -