In this paper, the demand for beer, wine, spirits and soft drinks in Ontario is modeled in two parts: an equation is specified to endogenize group expenditures and a demand system is set up to allocate budgeted group expenditures across ,types of beverages. Advertising is allowed to influence...

This study tests the market efficiency hypothesis for coffee and cocoa futures using daily data for contracts with a maturity of 2 and 6 months. The hypothesis is tested sequentially. The first condition is that future spot and futures prices be cointegrated. If this condition is maintained,...