Cointegration analysis is used to study the spot and futures price relationships for two storable commodities, corn and soybeans, and a nonstorable commodity, live hogs, over a 13-year period, 1980 to 1992. For corn and soybeans, cointegration is found in most pre-harvest contracts (July), and...

In this dissertation various tests for parameter constancy in dynamic and non-Gaussian econometric models are studied. The emphasis of this dissertation is given to the moving-estimates (ME) and recursive-estimates (RE) tests because these two tests can be easily extended to models with...