In this paper, we define dynamic and static factors and distinguish between the dynamic and static structure of asset excess returns. We examine the value-weighted market portfolio as a dynamic factor and propose an intuitively appealing procedure to search for more dynamic factors. We find...

Economics

This paper analyzes a social insurance system that integrates unemploymentinsurance with a pension program through an individual account, allowingworkers to borrow against their future wage income to finance consumptionduring an unemployment episode and thus improving their search...