The diagram below shows the investment demand curve for a fictitious country. Use the Information in the diagram to answer the question that follows Expected rate of retum and real interest rate 16 p 15 14 13 12 11 10 7 S 4 3 2 Investment Demand Invectant demand curve 10 20 30 40 50 Investment (billions of dollars) If the real interest rate is 3 percent and real GDP is $140 billion, what is the level of planned Investment for this country? Instructions: Enter your answer as a whole number billion