Every day, companies make choices that shape the markets we live in. They set prices, design products, train staff, and plan advertising. Behind each of these choices is a quiet question that managers rarely say out loud: what will our competitors do in response? This single question sits at the heart of modern #strategic_thinking, and one of the most useful tools for studying it is the idea of #Nash_Equilibrium. The concept was introduced by the mathematician John Nash in th

Markets work best when people can make good decisions. But good decisions depend on good information, and in real life, information is rarely shared equally. One person in a deal often knows more than the other. A seller usually knows more about a product than a buyer. A borrower usually knows more about their own plans than a lender. This simple gap in knowledge sits at the heart of a powerful idea in economics: #information_asymmetry. The theory of information asymmetry hel