<P>学校数据库资料年代实在太少。做论文急需这两篇Umbeck的文章，愿以论坛币购买：</P>
<P>Umbeck,John R.(1978).“A Theory of Contractual Choice and the California Gold Rush." Journal of Law and Economics 21:421-437.</P>
<P>Umbeck,John R.(1981)."Might make rights: A theory of the formation and initial distribution of property rights." Economic Inquiry 20(No.2): 38-59.</P>
<P>曾经在制度版上这样求过文章 获得了板油的热心帮助 这次为显诚意先赠送篇一法经济学文章</P>
<P> Polinsky&Shavell-the economics theory of public enforcement of law</P>
<P>还望有办法的板油帮忙 Jstor上就有 先谢了 </P><BR>