Multiple Choice
Which of the following statements best describes the impact of reduced competition through merging of companies on social welfare, as measured by the Herfindahl-Hirschman Index (HHI)?
Table of contents
- 0. Basic Principles of Economics
- Introduction to Economics
- People Are Rational
- People Respond to Incentives
- Scarcity and Choice
- Marginal Analysis
- Allocative Efficiency, Productive Efficiency, and Equality
- Positive and Normative Analysis
- Microeconomics vs. Macroeconomics
- Factors of Production
- Circular Flow Diagram
- Graphing Review
- Percentage and Decimal Review
- Fractions Review
- 1. Reading and Understanding Graphs
- 2. Introductory Economic Models
- 3. The Market Forces of Supply and Demand
- Competitive Markets
- The Demand Curve
- Shifts in the Demand Curve
- Movement Along a Demand Curve
- The Supply Curve
- Shifts in the Supply Curve
- Movement Along a Supply Curve
- Market Equilibrium
- Using the Supply and Demand Curves to Find Equilibrium
- Effects of Surplus
- Effects of Shortage
- Supply and Demand: Quantitative Analysis
- 4. Elasticity
- Percentage Change and Price Elasticity of Demand
- Elasticity and the Midpoint Method
- Price Elasticity of Demand on a Graph
- Determinants of Price Elasticity of Demand
- Total Revenue Test
- Total Revenue Along a Linear Demand Curve
- Income Elasticity of Demand
- Cross-Price Elasticity of Demand
- Price Elasticity of Supply
- Price Elasticity of Supply on a Graph
- Elasticity Summary
- 5. Consumer and Producer Surplus; Price Ceilings and Floors
- Consumer Surplus and Willingness to Pay
- Producer Surplus and Willingness to Sell
- Economic Surplus and Efficiency
- Quantitative Analysis of Consumer and Producer Surplus at Equilibrium
- Price Ceilings, Price Floors, and Black Markets
- Quantitative Analysis of Price Ceilings and Price Floors: Finding Points
- Quantitative Analysis of Price Ceilings and Price Floors: Finding Areas
- 6. Introduction to Taxes and Subsidies
- 7. Externalities
- 8. The Types of Goods
- 9. International Trade
- 10. The Costs of Production
- 11. Perfect Competition
- Introduction to the Four Market Models
- Characteristics of Perfect Competition
- Revenue in Perfect Competition
- Perfect Competition Profit on the Graph
- Short Run Shutdown Decision
- Long Run Entry and Exit Decision
- Individual Supply Curve in the Short Run and Long Run
- Market Supply Curve in the Short Run and Long Run
- Long Run Equilibrium
- Perfect Competition and Efficiency
- Four Market Model Summary: Perfect Competition
- 12. Monopoly
- 13. Monopolistic Competition
- 14. Oligopoly
- 15. Markets for the Factors of Production
- 16. Income Inequality and Poverty
- 17. Asymmetric Information, Voting, and Public Choice
- 18. Consumer Choice and Behavioral Economics
- Unions
- Firms, the Stock Market, and Corporate Governance
- Health Care
- Uncertainty and Risk
- Balance of Payments
- Exchange Rates
- Rent, Interest, and Profit (Brue)
- Measuring National Output and Income (MACROECONOMICS)
- Unemployment and Inflation (MACROECONOMICS)
- Labor Force and Unemployment
- Types of Unemployment
- Unemployment: Minimum Wage Laws and Efficiency Wages
- Inflation and Consumer Price Index (CPI)
- Using CPI to Adjust for Inflation
- Problems with the Consumer Price Index (CPI)
- Nominal Income and Real Income
- Nominal Interest, Real Interest, and the Fisher Equation
- Who is Affected by Inflation?
- Demand-Pull and Cost-Push Inflation
- Costs of Inflation: Shoe-leather Costs and Menu Costs
- Productivity and Economic Growth (MACROECONOMICS)
- The Financial System (MACROECONOMICS)
- Income and Consumption (MACROECONOMICS)
- Deriving the Aggregate Expenditures Model (MACROECONOMICS)
- Aggregate Demand and Aggregate Supply Analysis (MACROECONOMICS)
- The Monetary System (MACROECONOMICS)
- Monetary Policy (MACROECONOMICS)
- Fiscal Policy (MACROECONOMICS)
- Tradeoffs Between Inflation and Unemployment (MACROECONOMICS)
- Open-Economy Macroeconomics (MACROECONOMICS)
- Balance of Payments: Introduction
- Balance of Payments: Current Account
- Balance of Payments: Financial Account and Capital Account
- Net Exports Equal Net Foreign Investment
- Balance of Trade; Trade Deficit and Trade Surplus
- Exchange Rates: Introduction
- Exchange Rates: Nominal and Real
- Exchange Rates: Equilibrium
- Exchange Rates: Shifts in Supply and Demand
- Exchange Rates and Net Exports
- Exchange Rates: Purchasing Power Parity
- The Gold Standard
- The Bretton Woods System
- Macroeconomic Schools of Thought (MACROECONOMICS)
- Dynamic AD/AS Model (MACROECONOMICS)
12. Monopoly
Mergers and the Herfindahl-Hirschman Index (HHI)
Back