According to the logic of the investment demand curve in the IS model, which of the following statements is correct? Select one or more: Oa When R is equal to F, monetary policy is neutral and...

Extracted text: According to the logic of the investment demand curve in the IS model, which of the following statements is correct? Select one or more: Oa When R is equal to F, monetary policy is neutral and investment as a share of output Y is at the level determined by a,Y. O b. When R is equal to F, monetary policy is neutral and investment as a share of output Y is 0. The value of F is determined the marginal product of capital, a supply side feature of the economy Od. When R is greater than F, monetary policy is stimulating total spending.