A major challenge in the study of saving behavior is how to disentangle different motives for saving. We approach this question in the context of an entire life-cycle model. Specifically, we identify the importance of different saving motives by simultaneously accounting for wealth accumulation...

Why do most individuals claim Social Security benefits before the full retirement age? Claiming benefits early results in a substantial reduction in pension income, yet many people claim as early as possible (age 62) or soon thereafter. We argue that by answering this question, we can make two...

What are the cumulative effects of health shocks over the life-cycle? The answer depends on the nature of persistence of bad health and the extent to which it changes individuals' economic circumstances. We measure the lifetime costs of bad health using a rich structural model that can reproduce...

Should asset testing be used in means-tested programs? These programs target low-income people, but low income can result not only from low productivity but also from low labor supply. We aim to show that in the asymmetric information environment, there is a positive role for asset testing. We...

We document facts about medical spending of the US population using the Medical Expenditure Panel Survey dataset. We find that for the entire population, around 44% of the total medical spending is paid by private insurance but there is a substantial difference in terms of financing medical care...

What are the cumulative effects of health shocks over the life-cycle? The answer depends on the nature of persistence of bad health and the extent to which it changes individuals' economic circumstances. We measure the lifetime costs of bad health using a rich structural model that can reproduce...

Individuals' medical spending has both necessary and discretionary components which are not, however, separately observable. This paper studies ways to improve upon existing public health insurance policies by using a framework where both the discretionary and necessary components of medical...

How does the value of life affect annuity demand? To address this question, we construct a portfolio choice problem with three key features: i) agents have access to life-contingent assets, ii) they always prefer living to dying, iii) agents have non-expected utility preferences. We show that as...