Original: External links Allen , Douglas , W. , and Reed , Clyde , G. , 2006 , '' The Duel of Honor : Screening for Unobservable Social Capital , '' American Law and Economics Review : 1 -- 35 .
Simplified: Allen , Douglas , W. , and Reed , Clyde , G. , 2006 , '' The Duel of Honor : Screening for Unobservable Social Capital , '' American Law and Economics Review : 1-35 .