The lack of a long-run tradeoff between the unemployment rate and the inflation rate means the long-run Phillips curve is

A) horizontal.
B) vertical.
C) upward sloping.
D) downward sloping.
E) U-shaped, with higher inflation initially decreasing unemployment and then increasing it back to the natural unemployment rate.


B

Economics

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Current calculations make it clear that for the vast majority of young workers, the rate of return on Social Security taxes and benefits will be

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