i need help with global economy discussion

What are the sources and the challenges? What is the role of the government? What policies should the government implement to enhance the comparative advantage?

Embed course material concepts, principles, and theories, which require supporting citations along with at least one scholarly, peer-reviewed reference in supporting your answer unless the discussion calls for more. Keep in mind that these scholarly references can be found in the Saudi Digital Library by conducting an advanced search specific to scholarly references.
Use APA 7th edition
3 paragraphs are enough
thank you