Why did visitors say the kings of Ghana were the richest men in the world?

Explain at least three factors economists consider the measurement of success, or shortcomings, of the economy? and give examples.

What role did natural resources play in african politics?

Brainliest will be given is conflict unavoidable among israel and its arab neighbors? why or why not? could stronger economic ties between israel and its arab neighbors reduce conflict? why or why not? what evidence supports your positions?