//-->
The farm slump continues
Barkema, Alan D., (2000)
Empirical confidence intervals for USDA commodity price forecasts
Isengildina-Massa, Olga, (2011)
Some suggestions for developing new models from existing models
Haidacher, Richard C., (1971)
Export instability, monopoly power, and welfare
Bieri, Jurg, (1973)
EEC tariffs and U.S. direct investment
Schmitz, Andrew, (1972)