@book{186314, author = {Newey, Whitney}, title = {The Asymptotic Variance Of SemiParametric Estimators.}, publisher = {Princeton University Press}, year = {1989}, series = {Economic Research Programm}, address = {Princeton}, url = {http://www.wifo.ac.at/bibliothek/archiv-intern/PrincetonPapers/The Asymptotic Variance Of SemiParametric Estimators..pdf} }