Which of the following best expresses the law of diminishing marginal utility?

(A) The more a person consumes of a product, the smaller becomes the utility which
he receives from its consumption.
(B) The more a person consumes of a product, the smaller becomes the
additional utility which she receives as a result of consuming an additional
unit of the product.
(C) The less a person consumes of a product, the smaller becomes the utility which
she receives from its consumption.
(D) The less a person consumes of a product, the smaller becomes the additional
utility which he receives as a result of consuming an additional unit of the
product.

If the income elasticity of money demand and the Keynesian multiplier, both increase in an economy (ceteris paribus), how will the relative effectiveness of monetary and fiscal policy change?

(A) Fiscal policy will become relatively more effective than monetary policy
(B) Fiscal policy will become relatively less effective than monetary policy
(C) The relative effectiveness of fiscal and monetary policy will remain unchanged
(D) Both fiscal and monetary policy will become more effective.

If the government increases its spending, but this causes prices to rise, what will “eventually” happen to the equilibrium income and interest rate?

(A) Both income and the interest rate will remain unchanged
(B) income will come down, but the interest
(C) income will go up, but the effect on the interest rate cannot be predicted
(D) interest rates will go down, but the effect on income cannot be predicted

Given a Keynesian world, a cut in taxes coupled with a lower reserve ratio for banks would have what effect on equilibrium income and interest rate?

(A) Both income and the interest rate will remain unchanged
(B) income will come down, but the interest rate will go up
(C) income will go up, but the effect on the interest rate cannot be predicted
(D) interest rates will go down, but the effect on income cannot be predicted

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