books.google.fr - Leading international economists assess Eli Heckscher's contributions to economics and economic history, especially his efforts to bridge the gap between the two. Eli Heckscher (1879-1952) is celebrated for his contributions to international trade theory, particularly the factor proportions theory of...https://books.google.fr/books/about/Eli_Heckscher_International_Trade_and_Ec.html?hl=fr&id=VOE-sRivB6kC&utm_source=gb-gplus-shareEli Heckscher, International Trade, and Economic History