In the United States, the Phillips curve is not stable in that
A) the intercept of the Phillips curve changes over time, but the slope does not change.
B) the intercept and slope of the observed Phillips curve change over time.
C) the slope of the Phillips curve changes, but its intercept does not change.
D) it changes from a curve to a circle.
ANSWER
B
Place an order in 3 easy steps. Takes less than 5 mins.