References: Market Structures

1. Market Structure - Wikipedia - Overview of the four main market structures economists study: perfect competition, monopolistic competition, oligopoly, and monopoly.

2. Monopoly - Wikipedia - Explains how single-seller markets arise through barriers to entry, how monopolists set prices, and why monopolies reduce economic efficiency.

3. Oligopoly - Wikipedia - Covers markets dominated by a few large firms, including strategic behavior, game theory concepts, and real-world examples like airlines and telecom.

4. Microeconomics (9th Edition) - Robert Pindyck, Daniel Rubinfeld - Pearson - Thorough textbook analysis of all four market structures with detailed profit maximization models, pricing strategies, and welfare comparisons.

5. The Worldly Philosophers (7th Edition) - Robert Heilbroner - Simon & Schuster - Classic accessible book covering the great economists and their ideas about competition, monopoly, and how markets should be organized.

6. Monopoly - Concise Encyclopedia of Economics - Expert explanation of monopoly power, natural monopolies, and the economic case for and against antitrust regulation.

7. Competition - Concise Encyclopedia of Economics - Discusses how competition benefits consumers through lower prices and innovation, and the conditions needed for competitive markets.

8. Industrial Concentration - Concise Encyclopedia of Economics - Analyzes how market power is measured, trends in industry concentration, and what concentration means for competition and consumers.

9. Corporate Profits After Tax - Federal Reserve Economic Data (FRED) - Aggregate profit data across the U.S. economy, useful for understanding how market power and competition affect firm profitability.

10. World Development Indicators - World Bank - International data on business environments, market competition, and regulatory frameworks across countries worldwide.