标准贸易模型
A Standard Model of a Trading EconomyProduction Possibilities and Relative SupplyThe point on its production possibility frontier at which an economy actually produces depends on the price of cloth relative to food, PC/PF.(生产可能性边界上的实 生产可能性边界上的实 际产出组合取决于棉布对于粮食的相对价格) 际产出组合取决于棉布对于粮食的相对价格 Isovalue lines(等价值线) (等价值线)Lines along which the market value of output is constant