HIERARCHICAL CHOICE IN ECONOMICS
探讨经济学中非无限替代性的选择（层级选择），分析其类别及对需求理论、恩格尔曲线、企业理论和社会选择理论的影响，并给出应用建议。
Abstract. The paper examines the relevance for economic issues of choice which is not characterized by unlimited substitutability. After showing that hierarchical choice is common in other social sciences like psychology, the paper proceeds with an examination of such choice and of its different categories. Subsequently the implications for hierarchical choice for specific economic issues are analysed. In particular, there is discussion and literature review of demand theory, Engel curves, the theory of the firm and social choice theory. Finally, some suggestions for the application to other economic problems are considered.