Question on equations for is and lm curves

Reference no: EM1367421

Difficulty identifying formulas for use. also, do multipliers and autonomous spending have to be calculated for item 1/IS curve? For the last item, does autonomous consumption and investment have to be computed to derive?

Assume following (equations) summarize/represent structure of economy. If:

C=Ca + 0.75(Y-T)
Ca=800-25r
T=400+0.2Y
Ip=600-25r
G=1200
(M/P)^d = 0.2Y-20r
M^s/P=700

1. What are equations for IS and LM curves? What is equilibrium level of income and interest rate? What if mix of fiscal and monetary policies is changed. Te money supply is increased by 100 while government spending reduced by 250:

2. Does investment increase, decrease or remain unchanged? Why/calculate.

3. Does consumption increase, decrease or remain unchanged? Why/calculate.

Reference no: EM1367421

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