Suppose that imports and exports in an industry are $100 million and $200 million, respectively. Will the index of intra-industry trade for this industry rise, fall, or remain unchanged if exports fall to $100 million?
a. It will rise.
b. It will fall.
c. It will remain unchanged.
d. There is not enough information to determine how the index will change.
Ans: b. It will fall.
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Which of the following is correct?
a. Economic forecasts are precise and aggregate spending responds almost immediately to interest rate changes. b. Economic forecast are precise and aggregate spending responds to interest rate changes with a lag. c. Economic forecasts are imprecise and aggregate spending responds almost immediately to interest rate changes. d. Economic forecast are imprecise and aggregate spending responds to interest rate changes with a lag.
Assume a marginal propensity to consume of three-fourths. If private planned investment decreases by $10 billion and government spending increases by $13 billion, the national income will increase by
a. $4 billion. b. $12 billion. c. $3 billion. d. $2.25 billion.