Welfare economics - Quiz
Welfare economics
  • 1. Welfare economics is a branch of economics that focuses on the optimal allocation of resources and goods to maximize social welfare. It seeks to evaluate and improve the well-being of individuals and society as a whole by analyzing market outcomes and policies. Welfare economists study how various factors such as income distribution, externalities, public goods, and market failures impact overall social welfare. Their aim is to design efficient and equitable policies that enhance societal welfare and promote economic prosperity while considering trade-offs and ethical considerations.

    Who introduced the concept of Pareto efficiency in welfare economics?
A) John Maynard Keynes
B) Vilfredo Pareto
C) Milton Friedman
D) Adam Smith
  • 2. Which approach in welfare economics focuses on improving social welfare by maximizing utility?
A) Utilitarianism
B) Monetarism
C) Laissez-faire
D) Keynesian economics
  • 3. What does the term 'market failure' refer to in welfare economics?
A) Economic prosperity reached through competition
B) When markets do not allocate resources efficiently
C) Successful coordination of supply and demand
D) Excessive government regulation in the market
  • 4. What distinguishes positive externalities in welfare economics?
A) Negative impacts on market efficiency
B) Benefits received by individuals not directly involved in a market transaction
C) Costs borne by those who did not benefit from a transaction
D) Direct financial gains from market exchanges
  • 5. Which of the following is an example of a regressive tax?
A) Sales tax
B) Progressive tax
C) Value-added tax
D) Income tax
  • 6. Which of the following is an example of a public good in welfare economics?
A) Luxury cars
B) Fast food
C) Designer clothing
D) National defense
  • 7. If a market is perfectly competitive and there are no externalities, which outcome is most likely to result according to welfare economics?
A) Regulatory capture
B) Market failure
C) Pareto efficiency
D) Monopoly pricing
  • 8. What is the Gini coefficient used to measure in the context of welfare economics?
A) Labor force participation
B) Inflation rate
C) Market demand
D) Income inequality
  • 9. Which of the following is not a reason for market failure according to welfare economics?
A) Public goods
B) Perfect competition
C) Information asymmetry
D) Externalities
  • 10. What is Arrow's impossibility theorem related to?
A) Social choice theory.
B) Game theory.
C) Behavioral economics.
D) Market equilibrium theory.
  • 11. Which economic school of thought emphasizes the importance of consumer surplus in welfare economics?
A) Neoclassical economics
B) Austrian economics
C) Marxist economics
D) Keynesian economics
  • 12. From where can utility functions be derived in the context of social welfare maximization?
A) Points on a contract curve
B) The grand utility frontier
C) The production possibility frontier
D) The social indifference curve
  • 13. What is meant by the term 'Pareto improvement' in welfare economics?
A) A strategy to increase overall market competition
B) A change that benefits at least one person without making anyone else worse off
C) Any policy change that reduces taxes
D) Government intervention to redistribute wealth
  • 14. In normative terms, which tradition do the early Neoclassical authors align with?
A) Benthamite tradition
B) Keynesian tradition
C) Austrian tradition
D) Marxist tradition
  • 15. What is a natural monopoly characterized by?
A) Short run declining average costs.
B) Increasing average costs in the long run.
C) Long run declining average costs.
D) Constant average costs.
  • 16. What does the term 'consumer surplus' represent in welfare economics?
A) Profit margin for producers
B) The difference between what consumers are willing to pay for a good/service and what they actually pay
C) Total cost of production for a given product
D) Tax revenue generated from consumer spending
  • 17. What does the first fundamental theorem capture?
A) The principle of redistribution.
B) The concept of perfect competition.
C) The idea of market failure.
D) The logic of Adam Smith's invisible hand.
  • 18. What is the basis of utilitarianism in welfare economics?
A) Encouraging competition for market efficiency
B) Maximizing overall happiness or utility in society
C) Minimizing government intervention in economic activities
D) Promoting individual rights and liberties
  • 19. What did Kenneth Arrow test in 1951?
A) Whether rational collective selection rules could derive social welfare functions from individual preferences.
B) The efficiency of competitive markets.
C) The impact of government intervention on welfare.
D) The validity of utilitarianism in economics.
  • 20. What theoretical foundation does welfare economics provide for public economics?
A) Game theory.
B) Cost–benefit analysis.
C) Monetary policy.
D) Supply and demand analysis.
  • 21. Which theorem is sometimes considered the third fundamental theorem of welfare economics?
A) Pareto's efficiency theorem
B) Arrow's impossibility theorem
C) Smith's invisible hand theorem
D) Keynesian equilibrium theorem
  • 22. What is the role of taxes in achieving efficiency?
A) Taxes can counteract inefficiencies like externalities.
B) Taxes are only used for revenue generation
C) Taxes always lead to inefficiency
D) Taxes have no impact on market efficiency
  • 23. What was the common view of welfare economics until 1951?
A) It dealt with international trade policies.
B) It was primarily about market efficiency.
C) It was concerned with actions an omnipotent social planner should undertake.
D) It focused on individual utility maximization.
  • 24. What is the shape of a Max-Min social indifference curve?
A) Linear and downward sloping to the right.
B) Two straight lines forming a 90-degree angle.
C) Circular in shape.
D) Upward sloping to the right.
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