. . . . . "4.44034E-2"^^ . "1.04E2"^^ . "4.89768E-2"^^ . "2.17009E-2"^^ . "https://data.cooperationdatabank.org/vocab/prop/student" . "Jerome E. Podell" . "William M. Knapp" . "1968-06-01:00"^^ . . . "3.1E1"^^ . "1.9E1"^^ . "1.0E0"^^ . "156"^^ . "156"^^ . "3.78E-1"^^ . . . . . "2"^^ . "4.0E-1"^^ . . "2"^^ . . "1968"^^ . "Published Article" . "Prisoner's Dilemma Game" . "Lab" . "Non-monetary" . "Partner" . "Repeated" . . "2020-12-17T00:01:04.574Z"^^ . . . . "2020-12-01T00:00:00.000Z"^^ . .