1、Kosfeld, Michael, Akira Okada, and Arno Riedl. 2009.
"Institution Formation in Public Goods Games."
American Economic Review, 99(4): 1335–55.
链接：
http://www.aeaweb.org/articles.php?doi=10.1257/aer.99.4.1335

2、Matias Iaryczower
"Contestable Leadership: Party Leaders as Principals and Agents".
Quarterly Journal of Political Science, Vol. 3, No.3, October 2008, pp 203-225.
链接：http://www.qjps.com/prod.aspx?product=QJPS&doi=100.00007049

最好是正式发表的版本，谢谢