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Find the distance between the points (0,-5) and (3,5) .
Human Development Index
An index measuring average achievements in a country in three basic dimensions of human development: long and healthy life, knowledge, and a decent standard of living.
Purchasing Power Parity
An economic theory and a method to compare the relative value of currencies, based on the cost of a standard set of goods and services in different countries.
Per Capita Income
The average income earned per person in a given area in a specified year.
Gini Coefficient
A measure of statistical dispersion intended to represent the income or wealth distribution of a nation's residents, with 0 expressing perfect equality and 1 expressing maximal inequality.
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