1\The impact of social and human capital on the income attainment of dutch manageres
Boxman,De Graaf and Flap(1991)

2\social capital Prospects for a new concept
Adler and kwon

3\Social capital:Explaining its Origins and Effectosn Government Performance."
British Journal of Political Science 28(4):686-93.
Boix ,Carles and Daniel N.Posner
由于花费大家宝贵的时间，作为感谢，每篇50论坛币。