. . . . . "2.86115E-1"^^ . "8.0E1"^^ . "6.38751E-2"^^ . "2.82567E-2"^^ . "https://data.cooperationdatabank.org/vocab/prop/anonymityManipul" . "John Fox" . "Melvin Guyer" . "1978-09-01:00"^^ . . . "5.0E-1"^^ . "80"^^ . "80"^^ . "4.05E-1"^^ . . . . . "4"^^ . "5.0E-1"^^ . . "2"^^ . . "1978"^^ . "Published Article" . "Prisoner's Dilemma Game" . "Lab" . "Monetary" . "Partner" . "Repeated" . . "2020-12-16T23:47:08.284Z"^^ . . . . "2020-12-01T00:00:00.000Z"^^ . .