TY - JOUR AU - Philippon,Thomas AU - Sannikov,Yuliy TI - Real Options in a Dynamic Agency Model, with Applications to Financial Development, IPOs, and Business Risk JF - National Bureau of Economic Research Working Paper Series VL - No. 13584 PY - 2007 Y2 - November 2007 UR - http://www.nber.org/papers/w13584 L1 - http://www.nber.org/papers/w13584.pdf N1 - Author contact info: Thomas Philippon New York University Stern School of Business 44 West 4th Street, Suite 9-190 New York, NY 10012-1126 Tel: 212/998-0490 Fax: 212/995-4233 E-Mail: tphilipp@stern.nyu.edu Yuliy Sannikov Department of Economics 208 Fisher Hall Princeton University Princeton, NJ 08544 E-Mail: sannikov@gmail.com AB - We study investment options in a dynamic agency model. Moral hazard creates an option to wait and agency conflicts affect the timing of investment. The model sheds light, theoretically and quantitatively, on the evolution of firms' dynamics, in particular the decline of the failure rate and the decrease in the age of IPOs. ER -