. . . . . "-6.31344E-1"^^ . "6.0E1"^^ . "9.25214E-2"^^ . "3.92686E-2"^^ . "https://data.cooperationdatabank.org/vocab/prop/mPCR" . "https://data.cooperationdatabank.org/vocab/prop/mPCRlevel" . . . "90"^^ . "90"^^ . "6.62E-1"^^ . . . . . "5"^^ . "1.0E0"^^ . "1.5E0"^^ . "5.0E-1"^^ . . . "2013"^^ . "Working paper" . "Public Goods Game" . "Lab" . "Monetary" . "Partner" . "Repeated" . . "2020-12-16T23:26:57.154Z"^^ . . . . "2020-12-01T00:00:00.000Z"^^ . .