Corporation AB is based in New Jersey. It has a marginal tax rate of 31 percent (federal rate of 21% and state tax rate of 10%.) Corporation YZ, based in Washington, has a 21% marginal tax rate (Washington does not impose a state corporate income tax.

a) If both corporations are entitled to an additional $5,000 deduction, how much tax savings will the deduction generate for each corporation?

b) If both corporations are entitled to a $5,000 tax credit, how much tax savings will the credit generate for each corporation? (Assume that each corporations pre-credit tax exceeds $5,000.)