a. (1 point) When the United States is at point A, we are in long-run macroeconomic equilibrium. Wh… Show more a. (1 point) When the United States is at point A, we are in long-run macroeconomic equilibrium. What other point on the AS-AD graph would we be at long-run macroeconomic equilibrium? b. (3 points) Starting a point C, what point would we move to if there was an increase in the capital stock of the United States? c. (3 points) Starting a point A, what point would we move to if the Federal Reserve engaged in buying numerous securities? d. (5 points) Based on the point you arrive at in 5(c), NAME AND EXPLAIN a policy that either the Federal Reserve or U.S. Government can implement to bring us back to long-run macroeconomic equilibrium. • Show less