20. Trump Machinery is analyzing a proposed project that is expected to sale 2,450 units, with an error range of ±8%. The expected variable cost per unit is $246, and the expected fixed costs are $309,000. Both cost estimates are considered accurate within a ±3% error range. The depreciation expense is $106,000. The sales price is estimated to be $599 per unit within a ±2% error range. What is the amount of the total cost per unit under the worst-case scenario?
(A) $448.58
(B) $404.16
(C) $394.58
(D) $366.67

16. Trade can make everybody better off because it (A) increases cooperation among nations (B) allows people to specialize according to comparative advantages (C) increase prices (D) reduces competition among domestic companies

17. Which term can be used to describe the following situation: “firms’ marginal revenue is not equal to the price of the goods, and thus they do not equate the marginal cost and the price”? (A) Externalities (B) Monopoly/oligopoly power (C) Ignorance and uncertainty (D) Public goods and services

18. Country T produces only apples ( A ) and bananas ( B ). The production probability frontier is given by A2 + B2 = 2500. Which of the following statements is false? (A) T can produce 50 apples and 0 bananas. (B) T can produce 40 apples and 30 bananas. (C) T can produce 35 apples and 35 bananas. (D) T can produce 25 apples and 45 bananas.

【已刪除】19. Empirical studies show that the typical shape of firms’ long-run average cost curves is (A) sloping up to the right (B) sloping down to the right (C) sloping down to the right and then levelling off (D) horizontal (E)一律給分

21. Which of the following pairs of causal relations is incorrect? (A) Banker’s interference in the market – Panic of 1907 (B) Wrong decisions made by governemnt – Great Depression (C) Change in the exchange rate system – 1997 Asian financial crisis (D) Inappropriate manipulation of financial products – Great Recession

22. Which of the following is NOT a function of currency? (A) Unit of account (B) Store of value (C) Deferred payment (D) A credit indenture

23. The Euro (EUR) is the official currency of 19 of the 27 member states of the European Union. Which of the following is a disadvantage of a single-currency area? (A) Elimination of costs of converting currencies (B) Adjustment to asymmetric shocks (shocks that have different effects on various member countries) (C) Elimination of uncertainties associated with possible exchange rate realignments and fluctuations within the permitted band (D) A lower average rate of inflation (provided that the European Central Bank is truly independent from short-term political considerations)

24. In a country, its national income at current prices is $24 billion and the money supply is $8 billion in 2019. The national income at base-year prices is $12 billion. What are the velocity of circulation and the price index, respectively? (A) velocity of circulation = 3, price index = 0.5 (B) velocity of circulation = 2, price index = 3 (C) velocity of circulation = 3, price index = 2 (D) velocity of circulation = 0.33, price index = 0.5 

25. Since Taiwan is not a member of the International Monetary Fund, the Central Bank of the ROC (Taiwan) tends to control financial flows and sets exchange rate target zones. Which of the following features would be most likely found in this system?  (a) Currencies would be allowed to fluctuate within bands.  (b) These bands would be very narrow, say no more than ±1%.  (c) Central parity among currencies with Taiwan Dollar would be set so as to maintain it at the “fundamental equilibrium exchange rate.”  (d) The central parity would be adjusted very infrequently.  (e) There would be “soft buffers,” with exchange rates occasionally allowed to move outside their bands. (A) (b) and (d) (B) (a), (c), and (e) (C) (a), (b), and (c) (D) (c) and (d)

26. The Boston Book Inc. has adopted a policy of increasing its annual dividend at a constant rate of 1.35% annually. The company just paid its annual dividend of $1.84 this year. What will the dividend be after nine years from now? (A) $2.10 (B) $2.08 (C) $2.05 (D) $2.02