Graham, B. S. (2008). Efficient estimation of missing data models using moment conditions and semiparametric restrictions. National Bureau of Economic Research.
Chicago-Zitierstil (17. Ausg.)Graham, Bryan S. Efficient Estimation of Missing Data Models Using Moment Conditions and Semiparametric Restrictions. Cambridge, Mass: National Bureau of Economic Research, 2008.
MLA-Zitierstil (9. Ausg.)Graham, Bryan S. Efficient Estimation of Missing Data Models Using Moment Conditions and Semiparametric Restrictions. National Bureau of Economic Research, 2008.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.