Farmers in ancient egypt were required to pay a large portion of the cops for taxes rent and what else

Egyptians did not have coined money, so their taxes were levied on harvests and property. Heavy taxes were levied at least once a year and included payment in grain and various kinds of labor. Taxes were calculated for cattle, grain and other goods -- with additional fees for merchants.

Identify and explain two specific cultural or political influences that islamic merchants had on sub-saharan africa.