Question

what is Human development index? explain with brief

Answer 1

The Human Development Index (HDI) is a composite statistic (composite index) of life expectancy, education, and per capita income indicators, which are used to rank countries into four tiers of human development. ... The HDI was developed by Pakistani economist Mahbub ul Haq for the UNDP.
               

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Answer 2

in human development index a combination of development factors such as health,education, income comes for comparison .
Human Development Report is published by UNDP .
their development measuring system is different from world bank's system.
according to HDR health and education are indicators of the development besides food, clothes and shelter.
HDR compares countries on the basis of education levels of the people, their health status and per capita income.