Because the aggregate price level has no effect on aggregate output in the long run, the long-run aggregate supply curve is:
A) upward sloping.
B) vertical.
C) horizontal.
D) downward sloping.
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Because the aggregate price level has no effect on aggregate output in the long run, the long-run aggregate supply curve is:
A) upward sloping.
B) vertical.
C) horizontal.
D) downward sloping.