One major source of disagreement between Booker T. Washington and W.E.B Dubois was whether or not to use force as a means of racial integration. Washington believed that people of African race should learn to fit in with the whites (by exceding in work), whereas Dubois believed that riots and sit-ins were necessary to diminish racial inequality.
When the Federal Reserve puts money into the banking system, "short-term interest rates fall" because there is more capital in the system, meaning banks are willing to take more risks.