Lecture, three hours; discussion, one hour. Requisites: courses 11, 101, 103. Corequisite: course 152L. Introduction to using tools of economics to understand gender-related issues. Review of economic models of household, fertility, and labor supply. Discussion of how they help interpret long-term trends in marriage and divorce, fertility, and women's labor-force participation. Review of economic models of wage determination, with focus on explanations of and policy remedies for earnings differentials between women and men. Examination of new research in economics on gender-related topics. P/NP or letter grading.