Given the following information. C= 100+0.75Ya, (dengan, Ya=Y - T) I=240-600r G=50 T = 30
a. Derive the equation for IS curve. b. Calculate the equilibrium level of income if the interest rate is 8 percent. c. What is the impact on the equilibrium level of income if the government runs an expansionary fiscal policy by adding G by 200 units? d. What is the impact on the IS curve if the government increases tax to 80 units? e. What are the factors other than the fiscal policy factors that can cause the IS curve to shift?