Afaict, the first simple game is not the prisoner’s dilemma, nor is it zero-sum, nor is the prisoner’s dilemma zero-sum.
The first game is the prisoner’s dilemma if you read the payoffs as player A/B, which is a bit different from how it’s normally presented.
And yes, prisoner’s dilemma is not zero sum.
Afaict, the first simple game is not the prisoner’s dilemma, nor is it zero-sum, nor is the prisoner’s dilemma zero-sum.
The first game is the prisoner’s dilemma if you read the payoffs as player A/B, which is a bit different from how it’s normally presented.
And yes, prisoner’s dilemma is not zero sum.