Microeconomics and Consumer Behaviour - Question Bank

1. What is 'framing' in behavioral economics?
A) The tendency to stick with the default option
B) The way information is presented affects choices
C) The desire to maintain consistency in choices
D) The inclination to make overly optimistic predictions
2. The concept of 'bounded rationality' suggests that consumers' decision-making is limited by:
A) Perfect information and unlimited cognitive ability
B) Limited information and cognitive ability
C) Only the prices of goods
D) Only their income levels
3. Behavioral economics challenges traditional microeconomic assumptions by incorporating insights from:
A) Sociology
B) Psychology
C) Anthropology
D) All of the above
4. The condition for consumer equilibrium, MUx/Px = MUy/Py, implies that the consumer maximizes utility when the:
A) Marginal utility of each good is equal
B) Ratio of marginal utility to price is equal for all goods
C) Total utility is maximized
D) Budget is fully spent
5. In the context of utility, 'satisfaction' is most closely related to:
A) Price
B) Cost
C) Utility
D) Quantity
6. A vertical demand curve represents:
A) Elastic demand
B) Inelastic demand
C) Perfectly inelastic demand
D) Unit elastic demand
7. The 'all-or-nothing' demand curve, where any price above a certain point leads to zero demand and any price below leads to infinite demand, represents:
A) Inelastic demand
B) Elastic demand
C) Perfectly elastic demand
D) Perfectly inelastic demand
8. A demand curve for a normal good is typically:
A) Upward sloping
B) Downward sloping
C) Vertical
D) Horizontal
9. The convexity of indifference curves implies:
A) The Marginal Rate of Substitution increases as the consumer moves down the curve
B) The Marginal Rate of Substitution decreases as the consumer moves down the curve
C) The Marginal Rate of Substitution is constant
D) The Marginal Rate of Substitution is zero
10. Which of the following is NOT a property of indifference curves?
A) They are downward sloping
B) They are convex to the origin
C) They can intersect each other
D) Higher indifference curves represent higher utility
11. What is the primary goal of a consumer in microeconomic theory?
A) To minimize expenditure
B) To maximize profit
C) To maximize utility
D) To minimize risk
12. The principle of transitivity in consumer preferences means that if a consumer prefers A to B, and B to C, then they must:
A) Prefer C to A
B) Be indifferent between A and C
C) Prefer A to C
D) Have no preference between A and C
13. If a consumer is indifferent between two bundles of goods, it means they provide:
A) Different levels of utility
B) The same level of utility
C) Negative utility
D) Zero utility
14. The concept of 'rational choice' in microeconomics assumes that consumers:
A) Are always influenced by emotions
B) Make decisions to maximize their utility given constraints
C) Always choose the cheapest option
D) Have perfect information about all future prices
15. What happens to the budget line if the price of one good decreases, assuming income and the price of the other good remain constant?
A) It shifts inward parallel
B) It shifts outward parallel
C) It pivots outward
D) It pivots inward
16. What happens to the budget line if the consumer's income increases, assuming prices remain constant?
A) It shifts inward parallel
B) It shifts outward parallel
C) It becomes steeper
D) It becomes flatter
17. For an inferior good, the Engel curve typically slopes:
A) Upward
B) Downward
C) Is horizontal
D) Is vertical
18. For a normal good, the Engel curve typically slopes:
A) Downward
B) Upward
C) Is horizontal
D) Is vertical
19. The Engel curve shows the relationship between:
A) Price and quantity demanded
B) Income and quantity demanded
C) Price and quantity supplied
D) Income and price
20. If the price of good X increases, and the quantity demanded of good Y decreases, then X and Y are:
A) Substitutes
B) Complements
C) Independent goods
D) Giffen goods
21. The point where the indifference curve is tangent to the budget line represents:
A) Consumer dissatisfaction
B) Consumer overspending
C) Consumer equilibrium
D) Producer surplus
22. What does ordinal utility theory assume about the measurement of utility?
A) Utility can be measured precisely in cardinal units
B) Utility can be ranked or ordered but not precisely measured
C) Utility is subjective and cannot be measured at all
D) Utility is directly proportional to the price of the good
23. A negative cross-price elasticity of demand implies that the two goods are:
A) Substitutes
B) Complements
C) Normal
D) Inferior
24. A positive cross-price elasticity of demand implies that the two goods are:
A) Complements
B) Substitutes
C) Independent
D) Inferior
25. The cross-price elasticity of demand measures the responsiveness of the quantity demanded of one good to a change in the price of:
A) The same good
B) A related good
C) Income
D) Total expenditure
26. A negative income elasticity of demand indicates that the good is:
A) Normal
B) Inferior
C) Substitute
D) Luxury
27. A positive income elasticity of demand indicates that the good is:
A) Inferior
B) Normal
C) Giffen
D) Complementary
28. The income elasticity of demand measures the responsiveness of quantity demanded to a change in:
A) Price of the good
B) Income of the consumer
C) Price of a related good
D) Quantity supplied
29. Which of the following factors generally leads to more elastic demand?
A) Few close substitutes
B) Necessity
C) Short time period
D) Large proportion of income
30. When the price elasticity of demand is exactly 1, the demand is termed:
A) Elastic
B) Inelastic
C) Unit elastic
D) Zero elastic
31. If the price elasticity of demand for a good is less than 1, the demand is considered:
A) Elastic
B) Inelastic
C) Unit elastic
D) Perfectly elastic
32. If the price elasticity of demand for a good is greater than 1, the demand is considered:
A) Inelastic
B) Elastic
C) Unit elastic
D) Perfectly inelastic
33. What does the elasticity of demand measure?
A) The responsiveness of quantity supplied to a change in price
B) The responsiveness of quantity demanded to a change in price
C) The responsiveness of income to a change in demand
D) The responsiveness of price to a change in quantity demanded
34. The concept of 'consumer surplus' measures the difference between:
A) The price consumers are willing to pay and the price they actually pay
B) The price consumers actually pay and the cost of production
C) The total utility derived and the total cost incurred
D) The quantity demanded and the quantity supplied
35. A Giffen good is a special type of inferior good for which the income effect is so strong that it outweighs the substitution effect. This means that as the price of a Giffen good increases, its quantity demanded will:
A) Decrease
B) Increase
C) Remain the same
D) Become indeterminate
36. The Giffen paradox describes a situation where an increase in the price of a good leads to:
A) An increase in quantity demanded
B) A decrease in quantity demanded
C) No change in quantity demanded
D) An increase in the price of substitutes
37. An inferior good is a good for which demand:
A) Increases as income increases
B) Decreases as income increases
C) Increases as price increases
D) Decreases as price decreases
38. Which of the following best describes a complementary good?
A) A good that can be used in place of another good
B) A good that is consumed together with another good
C) A good whose demand decreases as income increases
D) A good whose demand increases as its own price decreases
39. What type of good experiences an increase in demand when the price of a related good increases?
A) Complementary good
B) Substitute good
C) Inferior good
D) Normal good
40. For a normal good, an increase in income leads to:
A) A decrease in demand
B) An increase in demand
C) No change in demand
D) A decrease in price
41. The substitution effect of a price change refers to the change in consumption resulting from:
A) The change in the purchasing power of the consumer's income
B) The change in the relative prices of goods, making one relatively cheaper
C) The change in the total utility derived from the good
D) The change in the consumer's income
42. The income effect of a price change refers to the change in consumption resulting from:
A) The change in the relative attractiveness of the good
B) The change in the purchasing power of the consumer's income
C) The change in the availability of substitutes
D) The change in the consumer's tastes and preferences
43. If the price of a good decreases, and the consumer buys more of it, this is an illustration of the:
A) Substitution Effect
B) Income Effect
C) Law of Demand
D) Giffen Paradox
44. Consumer equilibrium is achieved when the budget line is tangent to the indifference curve. At this point, what is true about the Marginal Rate of Substitution (MRS) and the relative prices of the goods?
A) MRS is greater than the ratio of prices
B) MRS is less than the ratio of prices
C) MRS is equal to the ratio of prices
D) MRS is independent of the ratio of prices
45. What is the Marginal Rate of Substitution (MRS) graphically represented by?
A) The slope of the budget line
B) The slope of the demand curve
C) The slope of the indifference curve
D) The intercept of the budget line
46. The slope of the budget line indicates the rate at which a consumer can trade one good for another while keeping total expenditure constant. This is known as the:
A) Marginal Rate of Substitution
B) Marginal Utility of Money
C) Relative Price
D) Opportunity Cost
47. An indifference curve represents combinations of two goods that yield the consumer the same level of:
A) Income
B) Price
C) Utility
D) Quantity
48. Which economic concept describes the set of all possible bundles of goods that a consumer can afford given their income and the prices of goods?
A) Indifference Curve
B) Budget Line
C) Utility Function
D) Demand Curve
49. The law of diminishing marginal utility states that as a consumer consumes more of a good, the additional satisfaction gained from each extra unit eventually decreases. What is this additional satisfaction called?
A) Total Utility
B) Average Utility
C) Marginal Utility
D) Ordinal Utility
50. What is the fundamental assumption about consumer preferences that economists generally make?
A) Preferences are always inconsistent
B) Preferences are transitive and complete
C) Preferences are only rational for goods
D) Preferences are influenced solely by price