Beyond shared information: the infinite loop of common knowledge
In short: What happens when everyone knows a fact, and everyone knows that everyone else knows it? This video explores the mathematical depth of common knowledge.
In this final lecture of MIT's Economic Applications of Game Theory, instructor Ian Ball examines the concept of common knowledge. It describes a recursive state where a piece of information is known by all participants, and this mutual awareness extends through infinite layers of nested recognition.
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Sources
- Summary by Intellect · source: Lecture 25: Common Knowledge
- Also: Lecture 25: Common Knowledge | Economic Applications of Game Theory | Economics | MIT OpenCourseWare
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