How did the Maurya Empire pay for things, like their canals and dams? Thievery or Taxes or Donors Their mom's and dad's paid for it

Me! these questions are based on american people in the south essential questions: question 1: for what reasons will one group of people exploit another?focus questions: question 1: what influenced the development of the south more: geography, economy, or slavery?question 2: what were the economic, political and social arguments for and againsts slavery in the first half of the 19th century.