它开始于稀缺和竞争假设；它把经济学看成是受约束的选择理论；它把价格理论用作为制度分析的必要部分；而且它把相对价格的变化看成是导致制度变迁的主要力量。

• It begins with the scarcity hence competition postulate; it views economics as a theory of choice subject to constraints; it employs price theory as an essential part of the analysis of institutions; and it sees changes in relative prices as a major force inducing change in institutions.