. . . . . "-1.9457E-1"^^ . "1.008E3"^^ . "1.81762E-2"^^ . "4.2464E-3"^^ . "https://data.cooperationdatabank.org/vocab/prop/anonymityManipul" . "D. G. Rand" . "E. Yoeli" . "M. A. Nowak" . "M. Hoffman" . "2013-06-10"^^ . . . "1005"^^ . "1005"^^ . "7.35E-2"^^ . . . . . . . "2"^^ . . "2013"^^ . "Published Article" . "Public Goods Game" . "Field" . "Hypothetical" . "Monetary" . "Stranger" . "One-shot" . . "2020-12-17T00:38:07.957Z"^^ . . . . "2020-12-01T00:00:00.000Z"^^ . .