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Discrete Dynamics in Nature and Society
Volume 2012 (2012), Article ID 696927, 17 pages
http://dx.doi.org/10.1155/2012/696927
Research Article

Two-Stage Method Based on Local Polynomial Fitting for a Linear Heteroscedastic Regression Model and Its Application in Economics

School of Mathematics and Statistics, Chongqing University of Technology, Chongqing 400054, China

Received 31 October 2011; Accepted 2 January 2012

Academic Editor: M. De la Sen

Copyright © 2012 Liyun Su et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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