Final answer:
The majority of the world's population resides in low- and middle-income countries, with over 80% of the global population living in these regions.
Explanation:
The majority of the world's population lives in low- and middle-income countries. According to the World Bank, more than 80% of the global population resides in these countries. Specifically, roughly two-thirds of the world's population lives in middle-income countries.
Learn more about World Population Distribution here:
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