//-->
A cross-country analysis of food grain price differentials
Taylor, Daphne Sheila, (1989)
North-South grain markets and trade policies
Blandford, David, (1993)
How EC 1992 and reforms of the common agricultural policy would affect developing countries' grain trade
Ingco, Merlinda D., (1992)
D. Gale Johnson : 1916 - 2003
Ruttan, Vernon W., (2004)
Comparative advantige and U.S. export and imports of farm products : paper prepared for National Agricultural Outlook Conference, Washington, Febr. 23, 1972
Johnson, D. Gale, (1972)
Population and economic development
Johnson, David Gale, (1999)