. . . . . "-1.6334E-1"^^ . "1.36E2"^^ . "3.61556E-2"^^ . "1.63049E-2"^^ . "https://data.cooperationdatabank.org/vocab/prop/endowmentSize" . "https://data.cooperationdatabank.org/vocab/prop/endowmentSymmetric" . "https://data.cooperationdatabank.org/vocab/prop/symmetric" . "Cheri W. Sparks" . "Eliot R. Smith" . "Jay W. Jackson" . "2003-04-01:00"^^ . . . "4.85294E-1"^^ . "136"^^ . "136"^^ . "5.35E-1"^^ . . . . "7"^^ . . "2"^^ . . "2.0E1"^^ . "2001"^^ . "Published Article" . "Public Goods Game" . "Lab" . "Stranger" . "One-shot" . . "2020-12-17T00:25:10.963Z"^^ . . . . "2020-12-01T00:00:00.000Z"^^ . .