Data-driven AI pricing algorithms in on-line markets collect consumer information and use it in their pricing technologies. In the simplest symmetric Hotellingís model such technologies reduce prices and proÖts. We extend Hotellingís model with vertically di§erentiated products, cost...

This paper analyzes optimal linear taxes on capital and labor incomes in a life-cyclemodel of human capital investment, financial savings, and labor supply with heteroge-nous individuals. A dual income tax with a positive marginal tax rate on not onlylabor income but also capital income is...

This paper investigates the relation between human capital andretirement when the age of retirement is endogenous. This relation isexamined in a life-cycle earnings model. An employee works full timeuntil retirement. The worker accumulates human capital by training-on-the-job and by...

This paper analyses the market transformations in heritage tourism destinations when excessivetourism demand determines the emergence of a class of excursionists among visitors. Building onthe approach of Keane (1997) and Shapiro (1983), our model highlights some importantdimensions of...

When the financial positions of pension funds worsen, regulations prescribe that pension funds reduce the gap between their assets (invested contributions) and their liabilities (accumulated pension promises). This paper quantifies the business cycle effects and distributional implications of...