Select Strategy A

Tit for 2 tats Tit fot Tat Tideman and Chieruzzi Nydegger Grofman Shubik Stein and Rapoport Friedman Davis Graaskamp First by down Scott Feld Joss Astuto Tullock Witheld Randomize Reverse Tit for tat Friedman forgiver Always true Always false

Select Strategy B

Tit for 2 tats Tit fot Tat Tideman and Chieruzzi Nydegger Grofman Shubik Stein and Rapoport Friedman Davis Graaskamp First by down Scott Feld Joss Astuto Tullock Witheld Randomize Reverse Tit for tat Friedman forgiver Always true Always false