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Krahasoni metodat

Shqyrtoni metodat e zgjedhura krah për krah; rreshtat që ndryshojnë janë të theksuar.

Bashkësia e Besueshmërisë së Modelit (MCS)×Testi Giacomini-White për aftësi të përgjithshme parashikuese×Regresioni hap pas hapi×
FushaEkonometriEkonometriStatistikë
FamiljaHypothesis testHypothesis testRegression model
Viti i origjinës201120061960
KrijuesiHansen, Lunde & NasonRaffaella Giacomini & Halbert WhiteM. A. Efroymson
LlojiSequential hypothesis testing procedure for model comparisonNon-nested forecast comparison testAutomated variable selection
Burimi themeluesHansen, P. R., Lunde, A., & Nason, J. M. (2011). The model confidence set. Econometrica, 79(2), 453–497. DOI ↗Giacomini, R., & White, H. (2006). Tests of conditional predictive ability. Econometrica, 74(6), 1545–1578. DOI ↗Efroymson, M. A. (1960). Multiple regression analysis. In A. Ralston & H. S. Wilf (Eds.), Mathematical Methods for Digital Computers (pp. 191–203). Wiley. link ↗
Emërtime të tjeraMCS Procedure, Superior Set of Models, Model Selection Confidence Set, Model Güven KümesiGW Test, Conditional Predictive Ability Test, Giacomini-White CPA Test, Koşullu Tahmin Yeteneği Testistepwise selection, forward stepwise regression, backward stepwise regression, forward-backward selection
Të lidhura335
PërmbledhjaThe Model Confidence Set (MCS) is a sequential hypothesis-testing procedure introduced by Hansen, Lunde, and Nason (2011) that identifies the smallest collection of forecasting or predictive models statistically indistinguishable from the best-performing model at a given confidence level. Instead of selecting a single winner, MCS returns a set of superior models, making it especially valuable in econometric forecast comparisons where the true best model is unknown.The Giacomini-White (GW) test, introduced by Raffaella Giacomini and Halbert White in 2006, evaluates whether two competing forecasting methods have equal conditional predictive ability given information available at the time of forecast. Unlike unconditional tests such as the Diebold-Mariano test, it asks whether one method systematically outperforms the other in specific economic or market conditions, making it especially useful for practitioners who need state-dependent forecast comparisons.Stepwise regression is an automated variable selection procedure for multiple linear regression that adds or removes predictor variables one at a time according to a statistical criterion, typically the F-statistic or a p-value threshold. The forward-selection algorithm was formally described by Efroymson (1960) and the bidirectional variant was popularised by Draper and Smith in their landmark 1966 text Applied Regression Analysis. Despite widespread historical use, the method is now widely critiqued, making its documentation essential in any canonical methods library.
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ScholarGateKrahasoni metodat: Model Confidence Set · Giacomini-White Test · Stepwise Regression. Marrë më 2026-06-19 nga https://scholargate.app/sq/compare