Historically, economic growth or income alone was considered the primary measure of human development. Over the years, however, health and education gradually emerged as key elements of human development, alongside income. A major thrust to the broader concept of human development was provided in 1990 when the United Nations Development Programme began to release country-wise data on the human development index (HDI) as a summary measure of a nation’s average achievements in three key dimensions of human development: Income, health and education.
It is significant that research in the global context clearly establishes that income and non-income components of human
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