Grossman，s.and Hart，O.(1986)

the Costs and Benefits of Ownership:A theory of Vertical and Lateral Integration

Journal of Political Economy，94：pp.691-719

谢谢！俺在小地方，没有外文资料！

并问：你们如何查找英文文献和快速抓住其意思而不是整篇阅读？