Solve the differential equation. 
Definitions:
Developing Countries
Nations with a lower standard of living, underdeveloped industrial base, and low Human Development Index relative to other countries.
Undeveloped Countries
Countries with poor economies; problematically implies a lack of economic talent or exposure.
Dependency Theory
A theoretical perspective that criticizes the global economic system as perpetuating inequality between developing and developed nations.
World Systems
A socio-economic model that emphasizes the world-economy as a complex system structured by political and economic relations that extend across global territories and peoples.
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