Recall the Application about space debris in the atmosphere to answer the following question(s).Recall the Application. Which of the following is true?
A. Over 20,000 pieces of junk as large as a softball are estimated to be orbiting the earth.
B. Modern global positioning satellites (GPS) are at risk of colliding with orbital junk.
C. Solving the space junk problem will require international cooperation.
D. All of these
Answer: D
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Since the Fed's faces several uncertainties in regards to effects of its policies, the Fed usually proceeds:
A. only after fiscal policy polices have been enacted B. only after a recession is statistically proven to exist. C. forcefully to ensure a desired effect D. cautiously with only small changes in the interest rate
According to this Application, the decline in population caused by the Black Death resulted in ________ real wages and ________ total output
A) lower; less B) lower; more C) higher; more D) higher; less
In Figure 4-5 above, at what income would the interest rate that brings about money market equilibrium cause unwanted inventories of commodities to accumulate?
A) YA B) YB C) YE D) YC
John is trying to decide whether to expand his business or not. If he continues his business as it is, with no expansion, there is a 50 percent chance he will earn $100,000 and a 50 percent chance he will earn $300,000. If he does expand, there is a 30 percent chance he will earn $100,000, a 30 percent chance he will earn $300,000 and a 40 percent chance he will earn $500,000. It will cost him $150,000 to expand. To make the best decision, John should compare:
A. the expected value of his earnings if he doesn't expand with the expected value of his earnings if he does expand. B. the difference in expected earnings if he does or does not expand to the cost of expansion. C. the expected value of his earnings if he expands to the cost of expansion. D. None of these statements is true.