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For much of the 1990s, the U.S. economy was experiencing long-run economic growth, low unemployment, and a stable inflation rate. Which of the following would give rise to these outcomes?
A. an increase in aggregate demand and short-run aggregate supply
B. a decrease in aggregate demand and short-run aggregate supply
C. a decrease in aggregate demand and an increase in short-run aggregate supply
D. an increase in aggregate demand and a decrease in short-run ag