Holmstrom, Bengt and Paul Milgrom (1991), "Multitask Principal-Agent Analyses: Incentive Contracts, Asset Ownership, and Job Design", Journal of Law, Economics, & Organization, Vol. 7, Special Issue: Papers from the Conference on the New Science of Organization, January, pp. 24-52. [http://www.edegan.com/pdfs/Holmstrom%20Milgrom%20(1991)%20-%20Multitask%20Principal%20Agent%20Analyses.pdf pdf]