Fictitious Play for Mixed Strategy Equilibria in Mean Field Games: Strategy Equilibrium for OSMFG | HackerNoon
Briefly

Pure strategy equilibrium in mean field games requires agents to select identical controls when multiple optimal options are available, establishing a common approach crucial for systemic balance.
In regions where agents are indifferent between staying or exiting, we mandate a unanimous decision to exit, promoting stability over random individual choice, ensuring coordinated actions.
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