. . . . . "-3.87428E-1"^^ . "3.9E1"^^ . "1.6306E-1"^^ . "6.46609E-2"^^ . "https://data.cooperationdatabank.org/vocab/prop/stepReturn" . "https://data.cooperationdatabank.org/vocab/prop/stepReturnLevel" . "Daniel Rondeau" . "Gregory L Poe" . "Jeremy Clark" . "Steven K Rose" . "William D Schulze" . "2002-02-01:00"^^ . . . "100"^^ . "100"^^ . "4.7E-1"^^ . . . . . "100"^^ . . "2"^^ . . "4.0E1"^^ . "2000"^^ . "Published Article" . "Public Goods Game" . "Class" . "Monetary" . "Stranger" . "One-shot" . . "2020-12-17T00:20:06.245Z"^^ . . . . "2020-12-01T00:00:00.000Z"^^ . .