Motivated by a lack of Engel flexibility in commonly used demand systems, Rimmer and Powell developed a new demand system. This system, referred to AIDADS, is implicitly, directly additive, possesses marginal budget shares and thus Engel elasticities, that vary nonlinearly with expenditure such...

A recently developed demand system, nicknamed AIDADS (An Implicit, Directly Additive Demand System), offers an approach to capturing consumer preferences across a wide range of expenditure levels. AIDADS generalizes the LES by assuming marginal budget shares vary with utility and hence with...

Reforming China’s grain policy could have significant implications for both domestic and international markets. China has begun to reform its price support policies for several commodities, replacing them with commodity specific area payments. The assessment of policy reform scenarios for...

This study examines the role of advertising on consumers' quality perception as a method to vertically differentiate in the baking mix market. Two companies, General Mills and Chelsea Mills have competed head to head since 1930s, using drastically different strategies. General Mills has...