4. People often complained: North second highway is opened, but the traffic still seems to remain the congestion situation. What is the best economic terms that can explain the above discussion:
(A) Increasing returns to scale.
(B) Short-term productivity unchanged.
(C) Supply creates its own demands/needs.
(D) Compare advantage law.
(E) Liquidity trap exists.
答案:登入後查看
統計: 尚無統計資料
統計: 尚無統計資料