CThe following equations describe an economy C = 100 + 0.75 Y, I= 50 – 25i where C' is aggregate consumption ,Y is disposable income, I is aggre gate investment, T is taxes, G is go vernment purchases and i is the int erest rate. Derive the IS curve for th T= G= 50 e economy.

Wha t components of GDP (if any) would each of thefollowing tt"a:nsactions affc,: t? Explain.a. Uncle Henry buys a new refrigerator from adomestic manufactu=.b. Aunt Jane buys a new house from a local builder:c. The Jackson famil}' bU}'S an old Victorian housefrom the Walker fan1ily.d. You pay a hairdresser for a haircut.e. Ford sells a Mustang from its inventory to theMartinez family.f. Ford manufactures a Focus and sells il to Avis, thecar rental company.g. Cal.ilornia hires workers to repave Highway JOI.h. The federal government sends your grandmothera Social Securil y check.i. Your parents buy a bo ttle of French wine.j. Honda expands its factory in Ohio.

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Suppose the MPC in an economy is 0.65 The APC is initially 0.5 and disposable income is $8 billion If disposable income incieases to $17 billon, what is the new level of saving?

What of the following summarises the the paradox thirft? a. if all people reduce their consumption, the additional saving makes higher investment possible. b. if all people try to increase their saving simultaneously then consumption, income and emplyment will fall but the volume of saving will remain unchanged. c. higher saving is required to achieve higher investment. d. the proprotion of national income saved decreases if the marginal propensity to consume decreases.

QUESTION 21 What is the marginal propensity to consume? a. The ratio of the change in consumption to the change in national income O b. The proportion of national income that goes on consumption O c. The additional spending by a consumer when the price of a good falls O d. The additional revenue received by a firm when it attracts a new customer

Suppose you are given the following information for an economy without government spending, exports, or imports. Cis desired consumption, Iis desired investment, and Y is inoome. Cand i are given by C=400 +06Y 1-300 a. What is the equaion for the aggregate expendture (AE) function? (Round your response for the intercept tem to the nearest whole number and for the siope tem to one decimal place) AE CY

Give any two example of the capital expenditure??