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Hypothesis testUnit-root tests

Kipimo cha ERS Point-Optimal Unit-Root

Kipimo cha Elliott-Rothenberg-Stock (ERS) Point-Optimal, kilichoanzishwa katika karatasi yao ya kihistoria ya 1996 ya Econometrica, ni utaratibu wa karibu-ufanisi wa kigezo cha kupima kama mfululizo wa wakati wa kipekee una mizizi ya umoja. Kwa kutumia kwanza GLS detrending kwa thamani ya karibu-na-umoja iliyochaguliwa kwa uangalifu na kisha kuhesabu takwimu ya aina ya uwiano wa uwezekano, hufikia nguvu karibu na bahasha ya nguvu ya Gaussian—ikifanya kuwa mojawapo ya vipimo vya mizizi ya umoja vyenye nguvu zaidi vinavyopatikana kwa wachumi wanaotumia.

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Vyanzo

  1. Elliott, G., Rothenberg, T. J., & Stock, J. H. (1996). Efficient tests for an autoregressive unit root. Econometrica, 64(4), 813–836. DOI: 10.2307/2171846

Jinsi ya kunukuu ukurasa huu

ScholarGate. (2026, June 2). Elliott-Rothenberg-Stock Point-Optimal Unit-Root Test. ScholarGate. https://scholargate.app/sw/econometrics/ers-point-optimal-test

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Imerejelewa na

ScholarGateERS Point-Optimal Test (Elliott-Rothenberg-Stock Point-Optimal Unit-Root Test). Imepatikana 2026-06-15 kutoka https://scholargate.app/sw/econometrics/ers-point-optimal-test · Seti ya data: https://doi.org/10.5281/zenodo.20539026