ELI5: Explain Like I'm 5

Core countries

Core countries are countries with a higher standard of living and more developed economies than other countries. They usually have stronger economies, better healthcare, more resources, and better education. Core countries are usually the countries where most people want to live. They often have more money and resources to help people get more jobs, educational opportunities and healthcare. Core countries are usually more powerful in the world and have more influence on the global economy.
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