Basically, people who are educated leave the country going towards places like Europe or the Americas. This leaves the country without educated people and the country can't develop which ruins its economy in turn because there's nobody to improve things and help build the country and its economy. These people go to other countries and help there.
d
native citizens' willingness to work together with and buy goods from immigrant populations
It began when Octavian Caesar became the first emperor of Rome in 27 BC.
A. China began to profit greatly from selling opium in Europe
Answer:
Growing a surplus of food
using irrigation in farming
trading between city-States
being located near rivers
Explanation:
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