Question

1. Consider an economy with the given equations. Y=C+I+GY=C+I+G C=112+0.6(Y−T)C=112+0.6(Y−T) I=120−10rI=120−10r (MP)d=Y−15r(MP)d=Y−15r G=$35G=$35 T=$45T=$45 M=$1200M=$1200 P=3.0...

1. Consider an economy with the given equations.

  • Y=C+I+GY=C+I+G
  • C=112+0.6(Y−T)C=112+0.6(Y−T)
  • I=120−10rI=120−10r
  • (MP)d=Y−15r(MP)d=Y−15r
  • G=$35G=$35
  • T=$45T=$45
  • M=$1200M=$1200
  • P=3.0

a. Use the relevant set of equations to derive the IS curve and graph it.

b. What is the equation for the IS curve?

Y =

c. Use the relevant set of equations to derive the LM curve.

d. Calculate the equilibrium level of income (Y) and the equilibrium interest rate (r).

Y=

r (%)=

e. Use the relevant set of equations to derive the LM curve. Graph it

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Assume the following equations for the goods and money market of an economy: C = 250...
Assume the following equations for the goods and money market of an economy: C = 250 + .8(Y-T) I = 100 - 50r T = G = 100. Ms = 200 Md = 0.2Y – 100r a) Derive the LM curve from the Md and Ms equations given above. Is this upward or downward sloping? The LM curve is written as Y = __ +/-__r. b) Using the equation of the original IS curve and the LM curve in part...
Consider the following model: C=20+0.5(Y-T) I=20-10r T=0 G=50 QUESTIONS: d) Suppose now that there is a...
Consider the following model: C=20+0.5(Y-T) I=20-10r T=0 G=50 QUESTIONS: d) Suppose now that there is a change in public spending so that G=70. What would be the effect on the IS curve? Show your results in a graph. e) Suppose now that the change in d) is neutral to deficit so that G=70 and T=20. What would be the effect on the IS curve? Show your results in a graph. f) Suppose now that interest rate decreases to 0.05. Calculate...
Consider an economy with the given equations. Y = C + I + G + NX...
Consider an economy with the given equations. Y = C + I + G + NX Y=$5500 G=$1100 T=$1200 C=$200+0.60(Y−T) I=1100−50r NX=1270−1270? r=r*=5 b. Suppose now that G rises to $1400. Solve for private saving, public saving, national saving, investment, the trade balance, and the equilibrium exchange rate. Public savings = $_____ National savings = $____ Investment = $_____ Net exports (trade balance) = $____ Exchange rate _____ c. Suppose that the world interest rate rises from 5 to 12...
Consider the following IS-LM model: C=400+0.25YD I=300+0.25Y-1500r G=600 T=400 (M/P)D=2Y-1200r (M/P)=3000 1-Derive the IS relation with...
Consider the following IS-LM model: C=400+0.25YD I=300+0.25Y-1500r G=600 T=400 (M/P)D=2Y-1200r (M/P)=3000 1-Derive the IS relation with Y on the left-hand side. 2-Derive the LM relation with r on the left-hand side. 3-Solve for equilibrium real output. 4-Solve for the equilibrium interest rate. 5-Solve for the equilibrium values of C, and I, and verify the value you obtained for Y adding C, I and G. 6-Now suppose that the money supply increases to M/P=4320. Solve for Y, r, C and I...
3. Using the following information about the current economy: C = 130 + 0.80(Y-T) where: C:...
3. Using the following information about the current economy: C = 130 + 0.80(Y-T) where: C: consumption, Y: output I = 680 -1200r T: taxes, I: Investment, r: real interest rate T = 70 G: government G = 110 (M/P) d = 0.6Y – 960r where: (M/P) d : money demand Ms = 2364 Ms: money supply P = 1.0 P: price level (You must show the steps to derive these answers.) a. Derive the equation for the IS curve...
Given an economy described by the following set of equations. Y = C(Y - T) +...
Given an economy described by the following set of equations. Y = C(Y - T) + I(r) + G C = 200 + 0.80(Y - T) I = 300 - 2r G = 400 T = 200 (M/P)d = 0.80Y - 8r Ms = 5,600 Price-level = P = 2 What is the equilibrium level of GDP?
Given an economy described by the following set of equations. Y = C(Y - T) +...
Given an economy described by the following set of equations. Y = C(Y - T) + I(r) + G C = 200 + 0.80(Y - T) I = 300 - 2r G = 400 T = 200 (M/P)d = 0.80Y - 8r Ms = 5,600 Price-level = P = 2 What is the equilibrium level of investment?
Given an economy described by the following set of equations. Y = C(Y - T) +...
Given an economy described by the following set of equations. Y = C(Y - T) + I(r) + G C = 200 + 0.80(Y - T) I = 300 - 2r G = 400 T = 200 (M/P)d = 0.80Y - 8r Ms = 5,600 Price-level = P = 2 What is the equilibrium level of consumption?
Given an economy described by the following set of equations. Y = C(Y - T) +...
Given an economy described by the following set of equations. Y = C(Y - T) + I(r) + G C = 200 + 0.80(Y - T) I = 300 - 2r G = 400 T = 200 (M/P)d = 0.80Y - 8r Ms = 5,600 Price-level = P = 2 What is the equilibrium level of consumption?
Consider the economy of Wiknam. The consumption function is given by C = 250 + 0.6...
Consider the economy of Wiknam. The consumption function is given by C = 250 + 0.6 ( Y – T ) . The investment function is I = 100 – 20 r . The money demand function is ( M P ) d = Y – 20 r . Round answers to two places after the decimal where necessary. a. Government purchases and taxes are both 100. In the accompanying diagram, graph the IS curve for r ranging from 0...