Given C = 200 + 0.75YD, the multiplier is

If government expenditure increases by $200 billion and taxes simultaneously increase by $200 billion, then aggregate demand

A) remains the same. B) decreases no matter what happens to aggregate supply. C) increases no matter what happens to aggregate supply. D) increases only if aggregate supply increases. E) increases only if aggregate supply decreases.

A rise in the money supply __________ the natural rate of interest

A) lowers B) raises C) has no effect on D) has an uncertain effect on