Americans' health care spending in their last year of life correlates with their level of wealth.
Researchers at the National Bureau of Economic Research (NBER), Cambridge, Mass., have come to that conclusion in a new analysis of Health and Retirement Study data compiled from 1998 to 2006 by the University of Michigan Institute for Social Research, Ann Arbor, Mich.
The University of Michigan institute surveys about 22,000 U.S. residents ages 50 and older every 2 years.