@Article{ChesherIrish1987,
  author =	 {Chesher, A. and Irish, M.},
  year =	 1987,
  title =	 {Residual Analysis in the Grouped and Censored Normal
		  Linear Model},
  journal =	 {Journal of Econometrics},
  volume =	 34,
  pages =	 {33--61}
}

@Article{RiversVuong1988,
  author={Rivers, Douglas and Vuong, Quang H.},
  title={Limited information estimators and exogeneity tests for simultaneous probit models},
  journal={Journal of Econometrics},
  year={1988},
  volume={39},
  number={3},
  pages={347--366}
}


@Article{CraggDonald1993,
  author = 	 {John G. Cragg and Stephen G. Donald},
  title = 	 {Testing Identifiability and Specification 
in Instrumental Variable Models},
  journal = 	 {Econometric Theory},
  year = 	 {1993},
  volume = 	 {9},
  pages = 	 {222--240}

}

@Article{Mroz87,
  author = 	 {T.A. Mroz},
  title = 	 {The {S}ensitivity of an {E}mpirical {M}odel of
{M}arried {W}omen's Hours of Work to Economic and Statistical Assumptions},
  journal = 	 {Econometrica},
  year = 	 {1987},
  volume = 	 {55},
  OPTnumber = 	 {},
  pages = 	 {765--799},
  OPTmonth = 	 {},
  OPTnote = 	 {},
  OPTannote = 	 {}
}

