A Reexamination of a Popular Econometric Model of Pork Supply and Forecasting Performance vs. ARIMA and Composite Approaches by John Nwoha, Mark Manfredo, Mark Ditsch, and Raymond Leuthold Suggested citation format: Nwoha, J., M. Manfredo, M. Ditsch, and R. Leuthold. 1997. “A Reexamination of a Popular Econometric Model of Pork Supply and Forecasting Performance vs. ARIMA and Composite Approaches.” Proceedings of the NCR-134 Conference on Applied Commodity Price Analysis, Forecasting, and Market Risk Management. Chicago, IL. [http://www.farmdoc.uiuc.edu/nccc134].