Every year, the United Nations releases the Human Development Index.
The HDI is like a country’s report card. In a single number, it tells policymakers and citizens how well a country is doing. This year, Norway was at the top of the class, while Niger finished last.
The index first appeared in 1990. Before then, a country’s level of development was measured solely by its economic growth. By taking non-economic dimensions of human well-being into account, the HDI revolutionized the idea of what was meant by countries becoming “more developed.”
The HDI has been wildly successful in