Consider the economy of Ethiopia. a. The consumption function is given by C = 200 + 0.75(Y – T). The investment function is I = 200 – 25r. Government purchases and taxes are both 100. For this economy, graph the IS curve for r ranging from 0 to 8. b. Assume the money demand function in Ethiopia is (M(P)d = Y - 100r.
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- 1.Consider the Economy of Rwanda. The consumption function is given by ?=200+0.75[?−?] while theinvestment function is ?=200−25?. Government purchases and taxes are both 100.The money demand function of Rwanda is [??⁄]?=?−100?. The nominal money supply is 100 and theprice level P is 2.i i) Derive the IS curve equation.ii ii) Draw a well labeled diagram of the IS Curve.iii iii) Derive the LM curve equation.iv iv) Draw a well labeled diagram of the LM Curve.v v) Determine the equilibrium level of income and equilibrium interest rate2.Keynes developed the concept of the multiplier with the intention of arguing that extra governmentspending on public works which is financed by a budget deficit would have a positive effect on a demanddeficient economy. However, several factors limit the application of the multiplier for an economicmanagement. Discuss3.Trade war happens when one country retaliates against another by using import tariffs or placing otherrestriction on the other country’s…Consider the economy of Banana.a. The consumption function is given by C = 200 + 0.75(Y − T), The investment functionis I = 200 − 25r. Government purchases and taxes are both 100. For this economy, graphthe IS curve for r ranging from 0 to 5.b. The money demand function in a Banana is (M/P)d = Y − 100r. The money supply M is1,000 and the price level P is 2. For this economy, graph the LM curve for r ranging from0 to 5.c. Find the equilibrium interest rate r and the equilibrium level of income Y.d. Suppose that government purchases are raised from 100 to 150. How much does the IScurve shift? What are the new equilibrium interest rate and level of income?e. Suppose instead that the money supply is raised from 1,000 to 1,200. How much doesthe LM curve shift? What are the new equilibrium interest rate and level of income?f. With the initial values for monetary and fiscal policy, suppose that the price level risesfrom 2 to 4. What are the new equilibrium interest rate and level of income?g.…Consumption function C=250+0.6(Y-T) Investment I=100-20r Money demand function (M/P)=Y-20r a. Government purchases and taxes are both 100. In the accompanying diagram, graph the IS curve for r ranging from 0 to 8 by dragging and dropping the end points to the correct locations. b. The money supply M is 2,875 and the price level P is 5. In the accompanying diagram, graph the LM curve for r ranging from 0 to 8 by dragging and dropping the end points to the correct locations. c. Find the equilibrium interest rate, r, and the equilibrium level of income Y.
- Consider the economy of Ghana. The consumption function is given by C = 400 + 0.8(Y - T). The investment function is I = 600 - 70r. Government purchases is 400. Assume a balanced budget. The money demand function is (M/P)d = Y - 180r. The money supply M is 3,000 and the price level P is 3. Find the equilibrium interest rate r and the equilibrium level of income Y. Suppose that government purchases are increased from 400 to What are the new equilibrium interest rate and level of income? Suppose instead that the money supply is increased from 3,000 to 3,500. What are the new equilibrium interest rate and level of income? With the initial values for monetary and fiscal policy, suppose that the price level rises from 3 to 5 What are the new equilibrium interest rate and level of income? Please solve 4The consumption function is given by: C = 200+0.75 (Y-T). I = 200-25r. G = T=100 The money demand function in the Malakas Country is Md = Y-100r. The Money supply M is 1000 and price is 2. For this economy graph the LM curve for ranging from 0 to 8.Assume that the money demand function is (M / P) ^ d = 2, 200 - 200r , where r is the interest rate in percent. The money supply M is 2,000 and the price level P is 2. The consumption function is given by C = 200 + 0.5(Y - T) and the investment function is I = 1.000 - 200r , where r is measured in percent , G equals 300, and T equals 200. a) What is the equilibrium level of interest rate determined at the money market?
- Consider the following closed economy in the context of the IS-LM model. The consumption function (C), the investment function (I), government purchases (G), taxes (T), the money demand function (MD), money supply (M) and the price level (P) are given as: C = 500 + 0.75(Y - T)I = 1000 - 300?G = 1000T = 1200MD = 0.5Y - 200rM = 5000P = 2 (a) Write down the equations for the IS curve and LM curve. Show your workings. (b) Solve for the short-run equilibrium output and interest rate. (c) Suppose government purchases falls, with ΔG=-175. (i) Using the Keynesian cross model, calculate the change in equilibrium output. (Hint: Use the government purchases multiplier.) (ii) Would your answer be the same if you calculate the change in equilibrium output using the IS-LM model? Briefly explain your answer. (e) Suppose the price level falls. Using an appropriate IS-LM diagram, illustrate the short-run impact of the fall in price level on the equilibrium interest rate and output. No written…Consider the economy of Ghana.The consumption function is given by C = 400 + 0.8(Y - T).The investment function is I = 600 - 70r.Government purchases is 400. Assume a balanced budget.The money demand function is (M/P)d = Y - 180r.The money supply M is 3,000 and the price level P is 3.a. Find the equilibrium interest rate r and the equilibrium level of income Y.b. Suppose that government purchases are increased from 400 to 600. What are the new equilibrium interest rate and level of income?c. Suppose instead that the money supply is increased from 3,000 to 3,500. What are the new equilibrium interest rate and level of income?d. With the initial values for monetary and fiscal policy, suppose that the price level rises from 3 to 5. What are the new equilibrium interest rate and level of income? kindly answer only sub ques (c) and (d)..Assume that the long-run level of output is Y=1000Y=1000, which the economy is also at initially in the short-run. Suppose that the consumption and investment functions are, respectivley, C=100+0.8(Y−T¯),I=100−2000r,C=100+0.8(Y−T¯),I=100−2000r, that is, MPC is 0.8. Furthermore, the LM (money market equilibrium) curve is M¯P=Y200i.M¯P=Y200i. The government is currently implementing a policy G¯=80,T¯=50G¯=80,T¯=50, and the central bank (CB) is supplying M¯=1000M¯=1000. Expected inflation is πe=0πe=0. Derive the IS curve. It should be written in the form Y=A−BiY=A−Bi, that is, you only need to solve for the values of A=A=Answer and B=B=Answer.
- Assume that the consumption function is given by C = 200 + 0.5(Y – T) and the investment function is I = 1,000 – 200r, where r is measured in percent, G equals 300, and T equals 200.Assume that the equilibrium in the money market may be described as M/P = 0.5Y – 100r, and M/P equals 800. Calculate the equilibrium r and Y. Calculate the government spending multiplier.Consider an economy in which the LM and IS functions are given below. Suppose the economy is purely classical so that yt=ý Then these equations can be condensed to LM mt - pt = y + c2Rt + εt, c2 < 0 IS Rt = r + Et(pt+1 - pt) + nt For simplicity, delete εt. Then assume that the monatery authority creates money according to MP mt = u0 + u1t + et Assume that et and nt are white noise and find the solution for pt and then for Rt.Consider an economy described by the following equations. Y= C + I + GC= 100 + .75 (Y - T)I= 500 - 50rG= 125T= 100 Where: Y is GDP, C is consumption, I is investment, G is government spending, T is taxes and r is the rate of interest. Answer the questions based on the following equations above. a. What is the value of the multiplier? b. What is the equilibrium equation for Y? Show your solution. c. Suppose the Central Bank policy is to adjust the money supply to maintain the interest rate at 4 percent, so r=4. What is the value of output? Show your solution. d. Assuming that no change in fiscal policy, what is the effect of a reduction in interest rate from 4 percent to 3 percent on equilibrium output. Show your solution. e. In this case, explain the policy that was used by the policymaker to target the aggregate demand.