The Leff Conjecture: Some Contrary Evidence John R. Hanson Journal of Political Economy 1976 84(2), 401-405
The Leff Conjecture: Some Contrary Evidence John R. Hanson Journal of Political Economy 1976 84(2), 401-405
Exchange-Rate Movements and Economic Development in the Late Nineteenth Century: A Critique John R. Hanson Journal of Political Economy 1975 83(4), 859-862