According to a Phillips curve analysis, the cycle of inflationary expectations must be broken by a brief rise in unemployment similar to that experienced in the early 1980s.
The economist A.W. Phillips, who studied U.K. unemployment and earnings from 1861 to 1957, is remembered by the name of the Phillips curve. According to Phillips, the rate of wage growth and unemployment rate are inversely related (i.e., wage inflation).
Roberts Curve a curve that depicts the short-term trade-off between unemployment and inflation. demonstrates how changes in the aggregate-demand curve cause the economy to move along the short-run aggregate-supply curve, resulting in combinations of inflation and unemployment.
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