Van der Klaauw(2002)

Van der Klaauw, Wilbert, 2002, "Estimating the Effect of Financial Aid Offers on College Enrollment - A Regression-Discontinuity Approach," International Economic Review, 43(4): 1249-87.

IVのようにexclusion restrictionに頼らなくてよく、またsemi-parametricに推定できるのがよいところなのか。