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Journal Article
Econ Focus: Adjusting to Income Risk
A common question in economics and finance is how households respond to changes in income risk. Theory predicts that when households' incomes become more volatile, they may save more, work more, or reduce their holdings of risky assets to compensate for their increased risk.In a recent article in the Review of Economic Dynamics, Marios Karabarbounis of the Richmond Fed, Yongsung Chang and Jay Hong of Seoul National University, Yicheng Wang of Peking University, and Tao Zhang of the Ragnar Frisch Centre for Economic Research examined how households adjust their financial portfolio in response ...
Working Paper
Health Shocks, Health Insurance, Human Capital, and the Dynamics of Earnings and Health
We specify and calibrate a life-cycle model of labor supply and savings incorporating health shocks and medical treatment decisions. Our model features endogenous wage formation via human capital accumulation, employer-sponsored health insurance, and means-tested social insurance. We use the model to study the effects of health shocks on health, labor supply and earnings, and to assess how health shocks contribute to earnings inequality. We also simulate provision of public insurance to agents who lack employer-sponsored insurance. The public insurance program substantially increases medical ...