Chances are you've played Rock, Paper, Scissors, but how do you calculate your strategy, if you have one at all? In Rock, Paper, Scissors: Game Theory in Everyday Life, physicist Len Fisher points out that putting yourself in your opponent's mindset is a key to success in the game.
I've taken pens home from work thinking that there are still dozens left over and no one will miss one or two but it's still theft from the company you work for.
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