This paper examines how social security reform and childcare support affect fertility and social welfare, based on a simple overlapping generations model with endogenous fertility. In an open economy with no altruism, introducing a childcare subsidy is the second-best solution under an aging...

We examine how the change in the trend of the elderly's employment rates has been associated with changes in incentives of social security and its related programs in Japan since the 1980s. We compute the tax force to retire early, using the institutional parameters and synthetic earnings...

Japan experienced increases in labor force participation (LFP) of the elderly in recent years, as have other advanced countries. In the present study, we overview the employment trend of the elderly in Japan, and examine what factors have contributed to its increase since the early 2000s....