References Bickel, P.J. and K.A. Doksum (1981) “An Analysis of Transformations Revisited,” Journal of the American Statistical Association 76, 296-311. Box, G.E.P., and D.R. Cox (1964) “An Analysis of Transformations,” Journal of the Royal Statistical Society B 26, 211-252. Durbin, J. (1954) “Errors in Variables,” Review of the International Statistical Institute, 22, 23-32. Hausman, J. (1978) “Specification Tests in Econometrics”, Econometrica, 46, 1251-72. Hausman, J.A. and W. Taylor (l980) “Comparing Specification Tests and Classical Tests,” MIT Department of Economics Discussion Paper No. 226. Hausman, J.A. and W. Taylor (1981) “A Generalized Specification Test,” Economics Letters, 8, 239–245. Heckman, J. (1976) “The Common Structure of Statistical Models of Truncation, Sample Selection Bias and Limited Dependent Variables and a Simple Estimator for such Models,” Annals of Econometric and Social Measurement, 5, 475-492. Heckman, J. (1979) “Sample Selection Bias as a Specification Error,” Econometrica, 47, 153-161. Holly, A. (1982) “A Remark on Hausman's Specification Test,” Econometrica, 50, 749-759. Ichimura, H. and L.-F. Lee (1991), “Semiparametric Least Squares Estimation of Multiple Index Models: Single Equation Estimation”, in International Symposia in Economic Theory and Econometrics, W.A. Barnett, J. Powell, and G. Tauchen (eds.), Cambridge University Press, pp. 3-49. Nawata K. (2013). “A New Estimator of the Box-Cox Transformation Model Using Moment Conditions,” Economics Bulletin, 33, 2287-2297. Smith, R. J., (1983) “On the Classical Nature of the Wu-Hausman Statistics for the Independence of Stochastic Regressors and Disturbance,” Economics Letters, 11, 357-364. Smith, R. J., (1984) “A Note on Likelihood Ratio Tests for the Independence Between a Subset of Stochastic Regressors and Disturbances,” International Economic Review, 25, 263-269. Smith, R.J. (1985) “Wald Tests for the Independence of Stochastic Variables and Disturbance of a Single Linear Stochastic Simultaneous Equation,” Economics Letters, 17, 87-90. Wu. D.M. (1973) “Alternative Tests of Independence Between Stochastic Regressors and Disturbances,” Econometrica, 41, 733-750.