@techreport{oai:repository.dl.itc.u-tokyo.ac.jp:00042050,
 author = {Altonji, Joseph G. and Ichimura, Hidehiko and Otsu, Taisuke},
 month = {Jul},
 note = {application/pdf, 本文フィルはリンク先を参照のこと},
 title = {Estimating Derivatives in Nonseparable Models with Limited Dependent Variables},
 year = {2008}
}