During and in the aftermath of the financial crisis of 2007- 2009, planned investment fell substantially despite significant decreases in the real interest rate. What factors related to the planned investment function could explain this? If credit cards were made illegal by congressional legislatioin, what would happen to velocity? Explain your answer: In Keynes 's analysis of the speculative demand for money, what will happen to money demand if people suddenly decide that the normal level of the interest rate has fallen? Why? This DB is worth 10 points