How do for-profit and not-for-profit hospitals differ? We consider one dimension: the shifting of a patient's diagnostic related group (DRG) to one that yields a greater reimbursement from the Medicare system, also known as upcoding. It has played a major role in recent federal lawsuits against...

The issue of whether higher lifetime income households save a larger fraction of their income is an important factor in the evaluation of tax and macroeconomic policy. Despite an outpouring of research on this topic in the 1950s and 1960s, the question remains unresolved and has since received...

Many studies have examined the diffusion of health care innovations but less is known about the diffusion of health care fraud. In this paper, we consider the diffusion of potentially fraudulent Medicare home health care billing in the United States during 2002-16, with a focus on the 21...

The Medicare program is now an important source of transfers to elderly and disabled beneficiaries, and will continue to grow rapidly in the future. Because the Medicare program is so large in magnitude, it can have significant redistributional effects. In this paper, we measure the flow of...

How has the emergence of defined contribution pension plans, such as 401(k)s, affected the financial security of future retirees? We consider this question using a detailed survey of pension formulas in the Survey of Consumer Finances. Our simulations show that average and median pension...

In Miami, average inpatient Medicare spending on people in their last six months of life was about double Medicare spending in Minneapolis; average ICU days were nearly four times higher. What are the implications of such differences for the efficiency of health care? In this paper, we used...

Household survey data consistently depict large variations in saving and wealth among households with similar socio-economic characteristics. Within the context of the life" cycle hypothesis, families with identical lifetime resources might choose to accumulate" different levels of wealth for a...

The Medicare program transfers more than $200 billion annually from taxpayers to beneficiaries. This paper considers the incidence of such transfers. First, we examine the net tax payments and program expenditures for individuals in different lifetime income groups. We find Medicare has led to...

Tax reforms are sometimes touted to have strong macroeconomic growth effects. We consider the impact of a major tax reform on the long-term growth rates of the U.S. economy using three approaches. The first approach is to examine the historical record of the U.S. economy to evaluate whether tax...

There has been rapid growth in `self-directed' pension programs such as the 401(k) plan. Because such plans are voluntary, there is concern that many workers neglecting to contribute will reach retirement with inadequate pension saving. First, we show that people who are eligible for 401(k)s, do...