6. The following information describes a loanable funds market. (Values are in billions). Funds S lied Funds Demanded 4% 3% $200 $190 $170 $150 $130 $130 $140 $160 $180 $210 (a) Plot the supply and demand for loanable funds. From the plotted graph, estimate the equilibrium real interest rate and the equilibrium level Of saving and investment? (6 marks) (b) What "market forces" Will not allow 2% to be the real interest rate? Briefly explain. (3 marks) (c) Suppose government suddenly increases its budget deficit by $40 billion. What is the new equilibrium real interest rate and equilibrium level Of saving and investment? Show graphically and explain your result. (6 marks)