. . . . . "-1.11758E0"^^ . "1.33E2"^^ . "6.69794E-2"^^ . "2.24411E-2"^^ . "https://data.cooperationdatabank.org/vocab/prop/contextFrame" . "Ann E. Tenbrunsel" . "David M. Messick" . "1999-12-01:00"^^ . . . "133"^^ . "133"^^ . "6.63E-1"^^ . . . . . . "2"^^ . . "8.0E-1"^^ . "1999"^^ . "Published Article" . "Public Goods Game" . "Class" . "Hypothetical" . "Stranger" . "One-shot" . . "2020-12-17T00:29:13.670Z"^^ . . . . "2020-12-01T00:00:00.000Z"^^ . .