经济学不同于自然科学 ,其主要流派的许多基本原理从一开始就没有、现在也没有在实践中得到验证。政治经济学专业的职业方法论专家们没有注意到这种情况 ,他们常常用学派分类法和科学研究新形式的臆想来偷换方法论问题。结果 ,Ａ .恩施泰因以下推论被完全应用于经济科学方法论 Unlike the natural sciences, economics has many of the foundational principles of its major schools from the very beginning that have not been validated in practice. The professional methodologists in the political economy did not notice this, and they often used the taxonomies of science and the new forms of scientific research to steal the issue of methodology. As a result, A. Enstein, the following corollary, is fully applied to economic science methodology