Logic Atlas turns stories into mental models. Real cases of empires, crises, and businesses help you build a coherent worldview.

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Medici Bank

1397-1494

Principal-agent problem • Concentration risk • Sovereign customer-regulator risk • Succession risk • Regulatory arbitrage

Decline of the Ottoman Empire

1299-1922

State capacity • Principal-agent problem • Rent-seeking • Soft budget constraints • Balance of power

Peace of Westphalia

1648

Security dilemma • Balance of power • Credible commitment • Institutions as rules of the game

USSR Collapse

1922-1991

Goodhart's law • Soft budget constraints • Catch-up growth • Legitimacy vs coercion