If a number equal to the mean (average) of a series of observations is added to the series, the new mean is:
A) greater than the original mean.
B) smaller than the original mean.
C) same as the original mean.
D) either greater or smaller than the original mean depending on the number of observations in the series.
C
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The costs imposed by inflation should be lessened in the future because of the following reform that took place during the early 1980s
A) airline deregulation. B) issuance of indexed government bonds. C) changing tax laws to ensure that savers are taxed only on real, rather than nominal capital gains. D) lifting of limits on interest paid on checking and savings accounts.
According to Milton Friedman, the short-run trade-off between unemployment and inflation comes from unanticipated inflation
a. True b. False Indicate whether the statement is true or false