The heteroskedastic linear regression model and the Hadamard product a note
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- Neudecker, H., 1988. "The Hessian Matrix For Image Factor Analysis," Papers ae_14-88, Universiteit Amsterdam - Institute of Actuarial Sciences and Econometrics.
- Amemiya, Takeshi, 1977. "A note on a heteroscedastic model," Journal of Econometrics, Elsevier, vol. 6(3), pages 365-370, November.
- Magnus, J.R. & Neudecker, H., 1979. "The commutation matrix : Some properties and applications," Other publications TiSEM d0b1e779-7795-4676-ac98-1, Tilburg University, School of Economics and Management.