%0 Journal Article %1 Nijman1992 %A Nijman, Theo %A Verbeek, Marno %D 1992 %J Journal of Econometrics %K imported %N 1-2 %P 183--189 %T The optimal choice of controls and pre-experimental observations %U http://www.sciencedirect.com/science/article/B6VC0-45BKWDH-C/2/ae62716480f27b2924b226d7b5df04ce %V 51

@article{Nijman1992, added-at = {2008-04-21T22:02:42.000+0200}, author = {Nijman, Theo and Verbeek, Marno}, biburl = {https://www.bibsonomy.org/bibtex/241bfe19c03b34223a18244f29a4a0c7c/smicha}, description = {Journal of Econometrics}, interhash = {bd2408e43cc6206c11be56a27d13a8ae}, intrahash = {41bfe19c03b34223a18244f29a4a0c7c}, journal = {Journal of Econometrics}, keywords = {imported}, month = {00}, number = {1-2}, pages = {183--189}, timestamp = {2008-04-21T22:06:29.000+0200}, title = {The optimal choice of controls and pre-experimental observations}, url = {http://www.sciencedirect.com/science/article/B6VC0-45BKWDH-C/2/ae62716480f27b2924b226d7b5df04ce}, volume = 51, year = 1992 }