Answer:
shifts the short-run Phillips curve up
Explanation:
The Phillips curve is a graph that shows the relationship between inflation and unemployment. In the short run, there is an inverse relationship between inflation and unemployment. The Phillip curve submits that high inflation is the cost to pay for economic growth. economic growth is accompanied by low unemployment. In the long run, there is no trade-off between inflation and unemployment.
An increase in expected inflation leads to an upward shift of the Phillips curve in the short run. Unemployment would stay unchanged. While a decrease in expected inflation leads to a downward shift of the Phillips curve
Stagflation in the 1970s have disproved the Phillips curve. Stagflation is when there is high unemployment and high inflation