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Welfare economics - Exam
Contributed by: O'Reilly
  • 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) Milton Friedman
B) John Maynard Keynes
C) Vilfredo Pareto
D) Adam Smith
  • 2. Which approach in welfare economics focuses on improving social welfare by maximizing utility?
A) Utilitarianism
B) Keynesian economics
C) Laissez-faire
D) Monetarism
  • 3. What does the term 'market failure' refer to in welfare economics?
A) Excessive government regulation in the market
B) When markets do not allocate resources efficiently
C) Economic prosperity reached through competition
D) Successful coordination of supply and demand
  • 4. What distinguishes positive externalities in welfare economics?
A) Direct financial gains from market exchanges
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) Negative impacts on market efficiency
  • 5. Which of the following is an example of a regressive tax?
A) Value-added tax
B) Income tax
C) Progressive tax
D) Sales tax
  • 6. Which of the following is an example of a public good in welfare economics?
A) Designer clothing
B) Luxury cars
C) National defense
D) Fast food
  • 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) Pareto efficiency
C) Market failure
D) Monopoly pricing
  • 8. What is the Gini coefficient used to measure in the context of welfare economics?
A) Inflation rate
B) Market demand
C) Income inequality
D) Labor force participation
  • 9. Which of the following is not a reason for market failure according to welfare economics?
A) Perfect competition
B) Externalities
C) Public goods
D) Information asymmetry
  • 10. What is meant by the term 'Pareto improvement' in welfare economics?
A) A strategy to increase overall market competition
B) Government intervention to redistribute wealth
C) A change that benefits at least one person without making anyone else worse off
D) Any policy change that reduces taxes
  • 11. Which economic school of thought emphasizes the importance of consumer surplus in welfare economics?
A) Austrian economics
B) Keynesian economics
C) Marxist economics
D) Neoclassical economics
  • 12. What does the term 'consumer surplus' represent in welfare economics?
A) Profit margin for producers
B) Total cost of production for a given product
C) Tax revenue generated from consumer spending
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) Maximizing overall happiness or utility in society
B) Minimizing government intervention in economic activities
C) Promoting individual rights and liberties
D) Encouraging competition for market efficiency
  • 14. What theoretical foundation does welfare economics provide for public economics?
A) Cost–benefit analysis.
B) Game theory.
C) Monetary policy.
D) Supply and demand analysis.
  • 15. What is Arrow's impossibility theorem related to?
A) Behavioral economics.
B) Market equilibrium theory.
C) Game theory.
D) Social choice theory.
  • 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 focused on individual utility maximization.
C) It was primarily about market efficiency.
D) It dealt with international trade policies.
  • 17. What did Kenneth Arrow test in 1951?
A) The validity of utilitarianism in economics.
B) The impact of government intervention on welfare.
C) Whether rational collective selection rules could derive social welfare functions from individual preferences.
D) The efficiency of competitive markets.
  • 18. In normative terms, which tradition do the early Neoclassical authors align with?
A) Benthamite tradition
B) Austrian tradition
C) Keynesian tradition
D) Marxist tradition
  • 19. What is a natural monopoly characterized by?
A) Increasing average costs in the long run.
B) Constant average costs.
C) Long run declining average costs.
D) Short run declining average costs.
  • 20. 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.
  • 21. From where can utility functions be derived in the context of social welfare maximization?
A) Points on a contract curve
B) The production possibility frontier
C) The social indifference curve
D) The grand utility frontier
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