For many kinds of capital, depreciation rates change systematically with the age of the capital. Consider an example that captures essential aspects of human capital, both regarding its accumulation and its depreciation: a worker obtains knowledge in period 0, then uses this knowledge in...

We study the properties of economic growth in a region that is driven by the activities of the so-called creative class. On the consumption side of our regional economy, we focus on an infinitely lived creative class household and on the production side of this same economy, we concentrate on a...

We study optimal linear income taxation in a model with heterogeneous agents where earnings potentials are endogenously determined through human capital accumulation. Agents differ in initial conditions and ability to learn. Capital market imperfections prevent poor agents to invest optimally in...

This paper studies optimal taxation of income and education when employers cannot observe workers' productivity and workers signal their productivity to firms by choosing both quantity and quality of education. We characterize constrained efficient allocations and derive conditions under which...

It is commonly believed that taxation of physical capital is quot;a bad ideaquot;. Whereas in reality many countries do levy heavy taxes on capital income. In this paper we show that taxation of physical capital can be justified when there is non-convexity of technology due to human capital...

This paper characterizes the optimal income and wealth tax schedules when rates of return are endogenous. Individuals exert investment effort in order to increase the return on their investments. Agents are heterogeneous along two dimensions: their investment ability and their labour market...

We analyze a n-country, two-period Nash tax competition game to evaluate Sinn's proposal to use capital income taxation as a means to decelerate fossil fuel ex- traction (Sinn, 2008). The interest and discount rate is determined on a perfectly competitive consumer loan market on which the...