Which statement is correct?
A. When government purchases and taxes increase by one unit each, the final change in equilibrium GDP will be zero as both increases cancel each other out.
B. An increase in government purchases has a larger impact on equilibrium GDP than an equivalent increase in taxes.
C. An increase in taxes has a larger impact on equilibrium GDP than an equivalent increase in government purchases.
D. Changes in government purchases and taxes have an equal impact on equilibrium GDP.