When Drawn Against the Real Interest Rate, the Output Demand

When drawn against the real interest rate, the output demand curve unambiguously shifts to the right if either or both of the following occur.

A) a decrease in current taxes and a decrease in future taxes
B) an increase in current taxes and a reduction in interest rates
C) an increase in current taxes and an increase in future taxes
D) a decrease in current taxes and an increase in future taxes
E) an increase in current taxes and a decrease in future taxes