Question

The supply-side effects of fiscal policy shows that an increase in the marginal tax rate on labour 

income will do the following:

A. Decreases potential GDP.

B. Increases potential GDP because people work more as they have less disposable income.

C. Increase the incentive to work.

D. Increase the equilibrium quantity of labour as firms demand more workers at the lower wage.

Answer 1

A. Decreases potential GDP.