課程名稱︰貿易理論
課程性質︰經濟系大三必修（三選二）
課程教師︰崔炳和 助理教授
開課學院：社會科學院
開課系所︰經濟學系
考試日期（年月日）︰2018/06/27(三)
考試時限（分鐘）：13:20~15:20 共2小時
試題 :
Part 1: Multiple Choice Question(60 points; 2 points each)
1. When there are external economics of scale, an increase in the size of the
market will
(A) increase the number of firms and lower the price per unit
(B) increase the number of firms and raise the price per unit
(C) decrease the number of firms and raise the price per unit
(D) decrease the number of firms and lower the price per unit
(E) not affected the number of firms, but will lower the price per unit
2. If some industries exhibit internal increasing returns to scale in each
country, we should not expect to see
(A) intra-industry trade between countries
(B) inter-industry trade between countries
(C) perfect competition in these industries
(D) high levels of specialization in these countries
(E) increased productivity in both countries
3. Internal economics of scale arise when the cost per unit
(A) falls as the average firm grows larger
(B) rises as the industry grows larger
(C) falls as the industry grows larger
(D) rises as the average firm grows larger
(E) remains constant over a broad range of output
4. External economies of scale often arise because similar firms
(A) have economies of scale in production
(B) agree to corporate to expand global trade
(C) have excellent internal logistics
(D) collude to fix prices and increase profits
(E) locate in the same geographic reigon
5. If output is increased in the long-run, average production costs in the
presence of internal economies of scale will _______, and in the presence
of external economies of scale, will _____
(A) increase; remain constant
(B) increase; decrease
(C) decrease; remain constant
(D) decrease; decrease
(E) remain constant; increase
6. When a country both exports and imports a type of commodity, the country
is engaged in
(A) increasing return of scale
(B) intra-industry trade
(C) inter-industry trade
(D) imperfect competition
(E) an attempt to monopolize the relevant industry
7. Imperfectly competitive firms have a demand curve that _____, and a marginal
revenue curve that _____, and is ______ the demand curve.
(A) is horizontal; is horizontal; the same as
(B) is horizontal; slopes downward; below
(C) slopes downward; is horizontal; above
(D) slopes downward; slopes downward; the same as
(E) slopes downward; slpoes downwards; below
8. A monopoly firm engaged in international trade will
(A) equate average to local costs
(B) equate marginal costs with foreign marginal revenues
(C) equate marginal costs with marginal revenues in both domestic and
foreign markets
(D) equate marginal costs with the highest price the market will bear
(E) equate marginal costs with the relative world prices
9. In the model of monopolistic competition, compared to a firm with a lower
marginal cost, a firm with a higher marginal cost will set a _____ price,
produce _______ output, and earn ______ profits
(A) lower; more; more
(B) lower; less; less
(C) higher; more; more
(D) higher; less; less
(E) higher; less; more
10. If an industry is imperfectly competitive, and markets are segmented then
(A) a firm may find that international trade is unprofitable
(B) a firm may find that it is profitable to engage in dumping
(C) a firm may find that it should promote scale economies
(D) a firm may find that is has lost its competitive advantage
(E) a firm may find that it should become more specialized
11. A corportaion is considered a multinational _____ if _______.
(A) parent; it owns more than 10% of a foreign firm
(B) parent; more than 10% of its stock is held by a foreign company
(C) child; more than 10% of its stock is held by a foreign company
(D) chlid; more than 50% of its stock is held by a foreign company
(E) monopolist; it owns more than 50% of a foreign firm
12. When a multinational affiliate replicates production in a foreign country
it is called _____ foreign direct investment
(A) horizontal
(B) vertical
(C) transtional
(D) bisectional
(E) direct
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