. . . . . "-1.01151E0"^^ . "8.0E1"^^ . "9.00732E-2"^^ . "3.35547E-2"^^ . "https://data.cooperationdatabank.org/vocab/prop/communicationTreatment" . "https://data.cooperationdatabank.org/vocab/prop/feedbackTarget" . "https://data.cooperationdatabank.org/vocab/prop/punishmentTreatment" . "Michel D. Caldwell" . "1976-01-01"^^ . . . "5.0E-1"^^ . "130"^^ . "130"^^ . "6.26292E-1"^^ . . . . . "5"^^ . . "2"^^ . . "1975"^^ . "Published Article" . "Prisoner's Dilemma Game" . "Lab" . "Hypothetical" . "Partner" . "Repeated" . . "2020-12-16T23:32:15.155Z"^^ . . . . "2020-12-01T00:00:00.000Z"^^ . .