Which of the following statements is (are) true?
A) When total utility reaches a maximum, marginal utility is zero.
B) The marginal rate of substitution is always negative.
C) Indifference curves never intersect.
D) All of the above.
Answer: D
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Expansionary monetary policy ________
A) lowers tax rates B) increases interest rates C) increases tax rates D) lowers interest rates
During the year, suppose a country's total purchases of newly produced capital goods is $2,000 billion, issues $1,600 billion of stock certificates, and has $500 billion in depreciation. Gross investment in this country equals
A) $2,500 billion. B) $2,000 billion. C) $2,100 billion. D) $4,100 billion. E) $3,600 billion.
Studentized residuals are obtained from the original OLS residuals by dividing them by an estimate of their standard deviation.
Answer the following statement true (T) or false (F)
Suppose that a car was produced but not sold in 2013. The car could still be sold in 2014. According to the book, the car would be counted as part of:
A. 2013 GDP as investment. B. 2014 GDP, as consumption. C. 2014 GDP as investment. D. neither 2013 or 2014 GDP.