. . . . . "6.7552E-1"^^ . "5.1E1"^^ . "1.01321E-1"^^ . "4.45723E-2"^^ . "https://data.cooperationdatabank.org/vocab/prop/partnerPerceptionLevel" . . . "4.51E-1"^^ . "2.1E1"^^ . "51"^^ . "51"^^ . "3.19E-1"^^ . . . . . "2"^^ . "2.5E-1"^^ . . "2"^^ . . "2012"^^ . "Doctoral Dissertation" . "Prisoner's Dilemma Game" . "Lab" . "Monetary lottery" . "Partner" . "Repeated" . . "2020-12-16T23:40:57.051Z"^^ . . . . "2020-12-01T00:00:00.000Z"^^ . .