Evaluation on economies of scale of higher education with grey relational model — A case in Heilongjiang province

Economies of scale is an important index to measure regional higher education quality. Because of the limitations of objective conditions, it is hard to collect this kind of information thoroughly, completely and exactly. It affects the accuracy of educational evaluation directly. To solve such problems, this paper attempts to research the economies of scale of regional higher education with grey relational analysis, and to construct indices to evaluate the economies of scale of regional higher education, then takes 28 universities in Heilongjiang province as an example, and the results show that grey relational analysis is an effective model to solve this kind of problem.