Harrison, Rutherford and Tarr (1997) use a multiregional Computable General Equilibrium (CGE) model with a CES multistage demand system, imperfect competition, increasing returns to scale (IRS), and two endogenous price elasticities of demand perceived by a firm in each national market, in order...

Our contribution offers a methodological exhibition of general equilibrium models with price and quantity signals. By the application of optimal value functions the household as well as the firm behaviour is modelled. The concepts of virtual prices and virtual quantities allow us to express...