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The effect of nonstationarity on combined forecasts

Publication ,  Journal Article
Miller, CM; Clemen, RT; Winkler, RL
Published in: International Journal of Forecasting
January 1, 1992

Previous research on the combination of forecasts has, for the most part, implicitly assumed a stationary underlying process so that parameters could be estimated from historical data. While some models weight recent data more heavily in the estimation process in an attempt to provide more accurate parameter estimates in a nonstationary environment, no research to date has specifically examined the effects of nonstationarity on the performance of combining methods. This paper reports the results of a simulation study of the effects of nonstationarity (a shift in the process) on a range of forecast combination methods. Special attention is given to the relative performance of the methods in the time periods around the shift. © 1992.

Duke Scholars

Published In

International Journal of Forecasting

DOI

ISSN

0169-2070

Publication Date

January 1, 1992

Volume

7

Issue

4

Start / End Page

515 / 529

Related Subject Headings

  • Econometrics
  • 4905 Statistics
  • 3802 Econometrics
  • 1505 Marketing
  • 1403 Econometrics
  • 0104 Statistics
 

Citation

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ICMJE
MLA
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Miller, C. M., Clemen, R. T., & Winkler, R. L. (1992). The effect of nonstationarity on combined forecasts. International Journal of Forecasting, 7(4), 515–529. https://doi.org/10.1016/0169-2070(92)90035-8
Miller, C. M., R. T. Clemen, and R. L. Winkler. “The effect of nonstationarity on combined forecasts.” International Journal of Forecasting 7, no. 4 (January 1, 1992): 515–29. https://doi.org/10.1016/0169-2070(92)90035-8.
Miller CM, Clemen RT, Winkler RL. The effect of nonstationarity on combined forecasts. International Journal of Forecasting. 1992 Jan 1;7(4):515–29.
Miller, C. M., et al. “The effect of nonstationarity on combined forecasts.” International Journal of Forecasting, vol. 7, no. 4, Jan. 1992, pp. 515–29. Scopus, doi:10.1016/0169-2070(92)90035-8.
Miller CM, Clemen RT, Winkler RL. The effect of nonstationarity on combined forecasts. International Journal of Forecasting. 1992 Jan 1;7(4):515–529.
Journal cover image

Published In

International Journal of Forecasting

DOI

ISSN

0169-2070

Publication Date

January 1, 1992

Volume

7

Issue

4

Start / End Page

515 / 529

Related Subject Headings

  • Econometrics
  • 4905 Statistics
  • 3802 Econometrics
  • 1505 Marketing
  • 1403 Econometrics
  • 0104 Statistics