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Market Efficiency and Economic Surplus Study Guide

This guide explores the economic concepts of market efficiency, economic surplus, and the impact of government interventions like price controls and quotas. It explains how demand represents consumer value and supply represents production cost, and how deviations from free-market equilibrium lead to inefficiency and deadweight loss. The guide also distinguishes between positive economic analysis and normative judgments in policy-making.

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Price Controls and Market Efficiency

Price Controls and Market Efficiency

This chapter describes how legislated price ceilings and price floors affect equilibrium price and quantity, and examines the relationship between economic surplus and market efficiency.

  • Government-controlled prices
  • Price ceilings
  • Price floors
  • Disequilibrium prices
  • Quantity demanded
  • Quantity supplied
  • Excess supply
  • Minimum wages
  • Unemployment
  • Binding price ceiling
  • Hidden markets
  • Rent controls
  • Short-run and long-run effects
  • Economic surplus
  • Market efficiency

Market Efficiency and Economic Surplus

Economists use the concept of market efficiency to address how demand as value and supply as cost impact total economic surplus.

  • Market efficiency
  • Demand as value
  • Supply as cost
  • Economic surplus
  • Free-market equilibrium
  • Binding price floors
  • Binding price ceilings
  • Deadweight loss
  • Output quotas
  • Positive analysis
  • Normative judgements

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