QUESTION 18 Which of the following is not a monetary policy action? O A. Affecting interest rates by changing the monetary base. O B. Affecting the money supply by changing the monetary base. C. Increasing taxes in the economy D. Changing reserve requirements. E. Changing the discount rate. QUESTION 19 The government can use in the form of to increase the level of aggregate demand in the economy. O A an expansionary fiscal policy, an increase in government spending O B.an expansionary fiscal policy, an increase in corporate taxes