中等ECON-PRDC-011
Division of labour means:
A. Long-run average cost falls as the firm grows
B. Production is split into specialised tasks✓ 答案
C. Money replaces labour as a factor
D. The firm switches from services to farming
解說
Division of labour is specialisation by task. Falling long-run average cost as scale grows is economies of scale, a different idea. Money is not a factor of production.