Baghdad became the capital of the Islamic Empire in 7 62. Located near both land and water routes, it was a major trading center.
I’m not sure, sorry but i hope you get it right
In a market economy households provide resources and labor and purchase goods and services while firms provide goods and services and purchase resources and labor. You can view the relationship between households and firms as a "circular flow"
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I think it sealed off the country off from the outside workd
