28) An increase in the price level
A) shifts the short-run aggregate supply curve up and to the left.
B) shifts the short-run aggregate supply curve down and to the right.
C) shifts the long-run aggregate supply curve to the left.
D) results in a movement along the short-run aggregate supply curve, rather than a shift in the
short-run aggregate supply curve.
29) Which of the following would cause the long-run aggregate supply curve to shift?
A) an increase in the price level
B) a decrease in the expected price level
C) an increase in labor productivity
D) an autonomous increase in consumption spending
30) The Polish experience indicates that
A) the aggregate supply curve is vertical, even in the short run.
B) changes in the expected price level do not affect aggregate supply.
C) the transition from a centrally planned to a market economy can result in an upward shift in
the short-run aggregate supply curve.
D) increases in the factor productivity will shift the long-run aggregate supply curve to the left.
31) Between 1992 and the 2000s, Poland experienced
A) strong economic growth, but increasing inflation.
B) weak economic growth, but falling inflation.
C) strong economic growth and falling inflation.
D) weak economic growth and increasing inflation.