八十一子
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Re: 病毒与“囚犯困境” | Mar 04 2006
дú wrote:
Scienceһž311һƪReview¡When Does "Economic Mandominate
Social BehavkorԲιۡȻ漰һЩۺ߶ȸ
Ƚ
һƪŹPDͼر˼ ÿ˶Ա˵Ϊֻܸɵʱʱ仯ԽԽͣߣ͵10%ÿ˶֪ȨʱȻҪһۣʱ仯ԽԽߣߣߵ90ϡ
ҪôھҪôһȶӵ֪Ȩ
оǸʵ֤Ƕ֪һʻԱʼ̸۹Ʊʱ۵ʱˡ:-)