Short-run market supply curve is
A. the horizontal summation of ach firms’ short- run supply curve.
B. The vertical summation of each firms short- run supply curve
C. The horizontal summation of each firm’s short-run average cost curve.
D. The vertical summation of each firms short- run average cost curve
Answer:A
Short-run market supply curve is
A. the horizontal summation of ach firms’ short- run supply curve. B. The vertical summation of each firms short- run supply curve C. The horizontal summation of each firm’s short-run average cost curve. D. The vertical summation of each firms short- run average cost curve