Using an OLG model with heterogeneous households, we investigate the relationship among income risk, macroeconomic and demographic changes, and economic inequality between 1980 and 2000 in Japan. By decomposing the primary factors in earnings and consumption inequality into macroeconomic...

In this paper, using an OLG model with heterogeneous households, we investigate economic inequality in the recent decades in Japan. We decompose the causes of economic inequality into macroeconomic factors and a demographic factor, and demonstrate that the earning inequality in the model...

The present study investigate the relationship between the persistence of uninsurable income shocks and consumption inequality over a household's life cycle in Japan. Using a life cycle model with incomplete asset markets and calibrated parameters for the Japanese economy, we quantitatively show...