Which british economist believed that competition among businesses is important and that 'the market' is driven by self-interest

Supreme court cases can alter history? true or false

During reconstruction in the united states, the freedmen’s a: administered poll taxes and literacy tests during elections. b: segregated white and african american students in schools. c: built schools and trained teachers for newly freed persons. d: african americans relocate from the south to the north.

In brown v. board of education, the supreme court ruled that: a) schools should remain segregated because they are equal b) schools should no longer be segregated because they are unequal c) schools should be allowed to do whatever they want