If a shift in aggregate demand only affects real Gross Domestic Product (GDP), then the short-run aggregate supply (SRAS) curve must be (D) horizontal.
Therefore, if a shift in aggregate demand only affects real Gross Domestic Product (GDP), then the short-run aggregate supply (SRAS) curve must be (D) horizontal.
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Complete question:
If a shift in aggregate demand only affects real Gross Domestic Product (GDP), then the short-run aggregate supply (SRAS) curve must be
(A) Vertical
(B) Upward sloping
(C) Downward sloping
(D) Horizontal