[1] Stone, R. (1961) The Measurements of Consumer Expenditure and Behavior in United Kingdom. Cambridge Publishing Company.
[2] Koutsoyiannis, A. (2003) Theory of Econometrics. 2nd Edition, Palgrave.
[3] Charterjee, S., Hadi, A.S. and Price, B. (2000) Regression Analysis by Example. 3rd Edition, Wiley-Interscience Publication, John Wiley and Sons.
[4] Searle, S.R. (1971) Linear Models. John Willey and Sons, New York.
[5] Fomby, T.B., Hill, R.C. and Johnson, S.R. (1984) Advanced Econometric Methods. Springer-Verlag, New York, Berlin, Heidelberg, London, Paris, Tokyo.
[6] Ayinde, K. (2006) A Comparative Study of the Performances of OLS and Some GLS Estimator When Regressors Are Both Stochastic and Collinear. West African Journal of Biophysics and Biomathematics, 2, 54-67.
[7] Ayinde, K. and Oyejola, B.A. (2007) A Comparative Study of the Performances of OLS and Some GLS Estimator When Stochastic Regressors Are Correlated with Error Terms. Research Journal of Applied Sciences, 2, 215-220.
[8] Alabi, O.O. (2007) Effects of Multicolinearity on Type 1 and Type 11 Errors of Ordinary Least Squares Estimators. Unpublished M.sc. Thesis Submitted to the Department of Statistics University of Ilorin, Ilorin.
[9] Alabi, O.O., Ayinde, K. and Olatayo, T.O. (2008) On Effects of Multicollinearity on the Power Rates of the Ordinary Least Squares Estimators. Journal of Mathematics and Statistics, 4, 75-80.
http://dx.doi.org/10.3844/jmssp.2008.75.80