. . . . . "-7.37659E-2"^^ . "1.8E2"^^ . "2.71333E-2"^^ . "1.22776E-2"^^ . "https://data.cooperationdatabank.org/vocab/prop/anonymityManipul" . "Benson Rosen" . "Thomas H. Jerdee" . "1974-01-01"^^ . . . "180"^^ . "180"^^ . "5.275E-1"^^ . . . . "5"^^ . "6.0E-1"^^ . . "2"^^ . . "1974"^^ . "Published Article" . "Prisoner's Dilemma Game" . "Lab" . "Partner" . "Repeated" . . "2020-12-16T23:58:05.310Z"^^ . . . . "2020-12-01T00:00:00.000Z"^^ . .