Two Harvard School of Public Health professors will irk conservatives with their argument that US capitalism generates disparities that compromise its citizens' health. They chart the correlation between national wealth and life expectancy, and the "Robin Hood index" of proportion of income that would need to be redistributed to achieve equal income distribution; and discuss attitudes in the US, Japan, and Sweden toward government measures to reduce inequality. Annotation c. Book News, Inc., Portland, OR (booknews.com)