In the IS-LM model, an increase in expected inflation will cause which of the following (assuming nominal interest rate stays the same)? A. A decrease in the real interest rate. B. An increase in out

In the IS-LM model, an increase in expected inflation will cause which of the following

(assuming nominal interest rate stays the same)? A. A decrease in the real interest rate. B. An increase in output. C. An increase in investment. D. All of the above. E. None of the above.