作者: Hideo Kozumi , Kazuhiro Ohtani
DOI: 10.1080/03610929408831414
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摘要: In this paper, we derive the exact general expressions for moments of an ordinary ridge regression (ORR) estimator individual coefficients in a different way from Firinguetti (1987). Using derived expressions, evaluate numerically first four ORR estimator, and examine its bias, mean square error, skewness kurtosis. Further, Monte Carlo experiments are carried out order to shape density function estimator.