If you confess and your friend does not,... - Deepstash
<ul><li>If you confess and you...

  • If you confess and your friend does not, you will go free. You will spend zero years in prison and your friend willl get the full ten years.
  • If you both confess, you will each get five years in prison

You must assume that they are about to give your friend the same offer or already have. What should you do?

Prisoner's dilemma is one of the most famous examples in game theory. It is an example of a non-zero-sum game, where the actions of each player could make their combined situation better without taking from each other.


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The Prisoner's Dilemma

The Prisoner's Dilemma

It is a famous thought experiment in Game Theory. Two prisoners in separate interrogation rooms have two options: to confess or to lie, and this can lead to three outcomes:

  1. If both confess, they both serve eight years in prison.
  2. If both lie, then they both serve one year in ...

Examples of the zero-sum bias

Examples of the zero-sum bias

  • People sometimes view membership in social groups as being zero-sum: belonging to one social group excludes you from being a member of a different group.
  • People sometimes view gender hierarchies in the workplace as being zero-sum, which can cause them to be more opposed...



  • A two-player game with thirty pieces on the board, Backgammon had the objective to get each player to remove, or ‘bear off’ all of their pieces off the board.
  • Skill and luck are mixed potently in this board game featuring twenty-four triangles, with many historians writing about th...

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