Countries that are in the range of social change. Economy, technology and the environment, such as in a range of agricultural society is changing from an industrial society and the income per head of the population increased rapidly, including the level of education of population, development and the environment. Changing to.The United Nations definition of whether a developing country is a country where the income is low or moderate, according to the World Bank's criteria. The majority are in Africa, Asia, South America and Eastern Europe.
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