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Key U.S. Anti-Trust Laws

Law Purpose
Sherman Antitrust Act (1890) Outlaws monopolies and anti-competitive behavior
Clayton Antitrust Act (1914) Targets mergers and practices that reduce competition
Federal Trade Commission Act (1914) Created the FTC to enforce competition rules

Why Anti-Trust Laws Exist

Purpose Explanation
Protect consumers Prevent high prices, low quality, or fewer choices
Promote competition Ensure multiple companies can compete fairly
Prevent abuse of power Stop dominant firms from crushing smaller rivals
Encourage innovation Competition pushes companies to improve

Common Anti-Trust Violations

Type What It Means Example
Monopoly One company dominates the market unfairly Controlling most of a market and blocking rivals
Price fixing Competitors secretly agree on prices Airlines agreeing to keep ticket prices high
Market allocation Companies divide markets “You sell in NY, I sell in CA”
Predatory pricing Selling below cost to kill competitors Big firm undercuts small players until they exit