Equilibrium models of labor markets characterized by search and recruiting friction and by the need to reallocate workers from time to time across alternative productive activities represent the segment of the research frontier explored in this chapter. In this literature, unemployment spell and...

New technology embodied in capital equipment can be adopted either through destruction of existing jobs and the creation of new ones or by renovation, updating the job's equipment. Under the assumption that the destruction of jobs generates worker layoffs, we show that higher productivity growth...