This paper analyzes optimal linear taxes on capital and labour incomes in a life-cycle model of human capital investment, financial savings, and labour supply with heterogenous individuals. A dual income tax with a positive marginal tax rate on not only labour income but also capital income is...

We develop a model of human capital formation with endogenous labour supply and heterogeneous agents to explore the optimal level of education subsidies along with the optimal progressive schedule of the labour income tax and optimal capital income taxes. Subsidies on education ensure efficiency...

We apply theories of capital-market failure to analyze optimal financing of risky higher education. In the market solution, students can only finance theireducation through debt. There is underinvestment in human capital because some students with socially profitable investments in human capital...