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