基礎ECON-PRDC-002
A hawker stall in Mong Kok pays $30,000 monthly rent regardless of how many bowls of noodles it sells. This rent is:
A. A variable cost
B. A fixed cost✓ 答案
C. A marginal cost
D. An opportunity cost only
解說
Fixed costs do not vary with output level. Rent must be paid even if zero bowls are sold.