Given a fixed Phillips Curve with stable and predictable inflation and unemployment rate tradeoffs, it appears that: Given a fixed Phillips Curve with stable and predictable inflation and unemployment rate tradeoffs, it appears that: manipulating aggregate demand through fiscal and monetary policies has the effect of causing a movement along the curve. a tight money policy can shift the curve to the right. an expansionary fiscal policy can shift the curve to the right. manipulating aggregate demand through fiscal and monetary policies has the effect of shifting the curve