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Unintended Consequences: Why Solutions Create New Problems
Every intervention ripples through a system in ways we never anticipated.
A city builds a highway to ease congestion and traffic doubles. A drug cures one disease and triggers three side effects. Why do good intentions so often backfire?
Start here: make a prediction before reading
Unintended consequences arise because systems are interconnected webs, not simple machines. When you pull one lever, dozens of other variables shift in response.
Sociologist Robert Merton identified five sources of unintended consequences: ignorance, error, short-term thinking, competing values, and self-defeating prophecies.
From public policy to personal decisions, understanding unintended consequences makes you a more careful and effective agent of change.
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