Core Microeconomics Quiz
Medium-difficulty multiple-choice quiz covering high-leverage microeconomic concepts, applications, and common misconceptions.
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Quiz Questions & Answers
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Question 1: What does price elasticity of demand measure?
How price changes when supply shifts
How consumer income changes over time
How quantity demanded responds to price changes
How many units firms must produce to break even
Question 2: If a good has many close substitutes, demand is likely to be:
Less responsive to income changes
Unaffected by price
More elastic
Perfectly inelastic
Question 3: A binding price floor (set above equilibrium) typically causes:
No impact if firms collude
A surplus due to excess supply
A shortage because supply falls
Immediate welfare improvement for all consumers
Question 4: Which concept explains why a firm’s marginal cost eventually rises as output increases?
Perfect competition
Diminishing marginal returns
Economies of scale
Price elasticity of supply
Question 5: How does a per-unit tax typically affect market outcomes in a competitive market?
Always fully borne by consumers
Eliminates any deadweight loss
Raises price paid by buyers, lowers price received by sellers, and creates deadweight loss
Increases market quantity traded
Question 6: Which behavior best reduces deadweight loss when implementing a subsidy or tax?
Targeting policies where supply or demand is inelastic
Focusing only on administrative simplicity
Choosing goods with large cross-price elasticities
Applying the same rate across all goods
Question 7: In a monopolistically competitive market, long-run economic profits tend to be:
Negative for all firms due to competition
Driven to zero by free entry
Fixed by government regulation
Sustainably high because of brand loyalty
Question 8: Which statement best busts the myth that 'higher minimum wage always reduces total employment'?
Workers always lose income after a minimum-wage hike
Empirical effects depend on labor demand elasticity and market context
Minimum wage always increases unemployment in every market
Minimum wage never affects hours worked