. . . . . "3.27175E-1"^^ . "2.1E2"^^ . "2.70201E-2"^^ . "1.13432E-2"^^ . "https://data.cooperationdatabank.org/vocab/prop/genderOfPartner" . "Albert M. Chammah" . "Anatol Rapoport" . "1965-01-01"^^ . . . "5.0E-1"^^ . "420"^^ . "420"^^ . "4.73333E-1"^^ . . . . . "2"^^ . . "2"^^ . . "1964"^^ . "Published Article" . "Prisoner's Dilemma Game" . "Lab" . "Monetary" . "Partner" . "Repeated" . . "2020-12-17T00:18:14.180Z"^^ . . . . "2020-12-01T00:00:00.000Z"^^ . .