Feb 5, 2025 · Visit the Definitions and Notes page to view a description of each topic.

Feb 5, 2025 · Visit the Definitions and Notes page to view a description of each topic.

The World Factbook provides information on various government types around the world.

Feb 5, 2025 · Visit the Definitions and Notes page to view a description of each topic.

Distribution of family income - Gini index measures the degree of inequality in the distribution of family income in a country. The more nearly equal a country's income distribution, the lower its Gini index, e.g., a Scandinavian country with an index of 25.