【Key words】 Public Health； Investment of Rural Public Health； People-oriented Development； Health Performance； Health Related Social Welfare Function； Health Development Index；
When countries were classified in 1990 by their status in the United Nations Human DevelopmentIndex (an index of income, literacy and health), high-development countries achieved robust and stable economic growth during 1990-98, with average growth rates of around 2.3% a year and with 35 out of 36 countries enjoying rising living standards.