How does developing countries different from least development ones​

Developed nations are generally categorized as countries that are more industrialized and have higher per capita income levels.  Developing nations are generally categorized as countries that are less industrialized and have lower per capita income levels.Most developing countries have these criteria in common: High levels of poverty – measured based on GNI per capita averaged over three years. For example, if the GNI per capita is less than US $1,025 (as of 2018) the country is regarded as a least developed country.

Explanation:

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can you explain it better

answer; the federal reserve system;