. . . . . "4.62979E-1"^^ . "1.86E2"^^ . "3.17174E-2"^^ . "1.30585E-2"^^ . "https://data.cooperationdatabank.org/vocab/prop/groupSize" . "https://data.cooperationdatabank.org/vocab/prop/groupSizeLevel" . "https://data.cooperationdatabank.org/vocab/prop/numberOfDecisionMakers" . "Arthur Schram" . "Joep Sonnemans" . "Theo Offerman" . "1996-07-01:00"^^ . . . "228"^^ . "228"^^ . "3.69E-1"^^ . . . . . "5"^^ . "7"^^ . . "2"^^ . . "1.8E2"^^ . "1996"^^ . "Published Article" . "Public Goods Game" . "Lab" . "Monetary" . "Stranger" . "One-shot" . . "2020-12-17T00:12:06.813Z"^^ . . . . "2020-12-01T00:00:00.000Z"^^ . .