Income
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quiz Questions
Q11
Which dynamic function describes why a sudden change in capital investment expenditure triggers a larger, leveraged shift in the total national income equilibrium?
The liquidity preference trap
The investment multiplier process
The velocity deceleration index
The capital crowding out matrix
Explanation
The investment multiplier effect indicates that an initial injection of investment spending increases income, which boosts subsequent waves of consumption and production across the economy.
Q12
If an individual chooses to save an unexpected windfall gain instead of increasing their consumption of economic goods, which behavioral parameter must be zero under the absolute income hypothesis?
Marginal propensity to save
Marginal propensity to consume
Average propensity to save
Income elasticity of investment
Explanation
The marginal propensity to consume (MPC) measures the fraction of additional income that is spent on consumption. If all additional income is saved, the MPC is exactly zero.
Q13
Which investment parameter asserts that net business capital investment is a linear function of the rate of change in total national output or consumption demand?
The multiplier coefficient
The accelerator principle
The liquidity preference model
The permanent wealth function
Explanation
The Accelerator Principle states that the level of investment depends on the rate of change in economic output or sales, meaning a leveling off of consumption can trigger a drop in capital investment.
Q14
If an economy is undergoing long-term deflation, what happens to the real value of an individual's accumulated cash wealth, assuming nominal income streams stay constant?
The real value of cash wealth diminishes exponentially
The real value of cash wealth increases due to expanded purchasing power
The real value of cash wealth matches the average utility drop
The real value of cash wealth stays completely neutral
Explanation
Deflation increases the real value of liquid cash assets (wealth) by boosting their purchasing power, even if nominal cash values and nominal income streams remain identical.
Q15
Which saving theory states that an individual's consumption and saving choices are determined by comparing their current income against the average income of their reference social group?
Absolute Income Theory
Relative Income Hypothesis
Permanent Income Model
Precautionary Balance paradigm
Explanation
James Duesenberry's Relative Income Hypothesis states that consumption preferences are socially driven, meaning an individual's saving rate depends on their position within the relative income distribution curve.
Q16
If a government levies a lump-sum tax on an individual's wealth, what is the impact on their utility optimization choices, according to consumer theory?
A pure substitution effect toward untaxed leisure options
A pure income effect shifting the constraint parallel inward
A complete neutralization of the equimarginal principle
An immediate shift to a higher indifference curve map
Explanation
A lump-sum tax exerts a pure income effect by shifting the budget constraint parallel inward, reducing total utility without introducing distortionary substitution effects across consumption choices.
Q17
According to the Pigovian wealth effect (or Real Balance Effect), how does a drop in the aggregate price level stimulate consumption demand during an economic contraction?
By increasing the nominal interest rate on savings
By increasing the real purchasing power of monetary asset wealth
By forcing the marginal propensity to save to equal one
By shifting resources into non-economic free goods
Explanation
The Real Balance Effect states that a price drop increases the real purchasing power of accumulated monetary wealth, making individuals feel wealthier and boosting their consumption spending.
Q18
If an increase in national saving matches a parallel drop in autonomous consumption demand, what is the short-run effect on the income multiplier chain within an open-economy setup?
The income multiplier chain expands exponentially
The income multiplier chain contracts due to higher marginal saving leakages
The velocity of money transfers reaches infinity
The marginal opportunity cost of cash drops to zero
Explanation
An increase in the marginal propensity to save increases the leakage from the income stream, which shortens the multiplier chain and lowers the potential expansion of equilibrium national income.
Q19
Under what condition does an individual's saving rate turn negative (dissaving), within the standard consumption function framework?
When the average propensity to save is greater than one
When total current consumption spending exceeds disposable income
When investment expenditure tracks capital depreciation exactly
When real balance utility reaches a maximum value
Explanation
Dissaving occurs when current consumption expenditures exceed disposable income, requiring the consumer to borrow or draw down accumulated savings.
Q20
Which type of microeconomic constraint defines the locus of all consumption points that an individual can access given their net disposable income and current product prices?
Indifference map curve
Budget constraint line
Isocost resource frontier
Expansion path trajectory
Explanation
The budget line tracks the boundary of accessible consumption options, mapping combinations of goods that exactly equal the consumer's total disposable income.