What is Equilibrium?

Game Theory · Axiom Academy

Discover how strategic interactions settle into stable, predictable outcomes. Drag the ball anywhere in the valley and release it. Watch what happens! Adjust the market price using the slider. Watch how supply, demand, and market pressure respond! You and your opponent simultaneously choose a strategy. Pick one and see what happens! Click the button to see equilibrium emerge from strategic interaction! Constant uncertainty. Players keep changing strategies. No predictable outcomes. Chaos! Stable predictions. Players settle on strategies. Clear expectations. Order! Equilibrium lets us predict behavior in strategic situations. It's the foundation for analyzing everything from business competition to international relations to traffic patterns! An equilibrium is a state where no one has an incentive to change. Physical systems settle to minimum energy. Markets balance supply and demand. Strategic players choose mutual best responses. Equilibrium concepts let us predict outcomes in competitive situations, design better systems , and understand when stability emerges from individual decisions.

This is the written version of the interactive lesson above. See the full Game Theory course.