An increase in the cost of an input will result in
A. a leftward shift in the firm's supply curve.
B. an upward shift of the firm's marginal cost curve.
C. a leftward shift of the market supply curve.
D. All of the above.
Answer:D
An increase in the cost of an input will result in
A. a leftward shift in the firm's supply curve. B. an upward shift of the firm's marginal cost curve. C. a leftward shift of the market supply curve. D. All of the above.