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Nuno Teixeira

Biographic Data

ID8962543
NAMENuno Teixeira
GIVEN NAMESNuno
FAMILY NAMETeixeira
SIGNATURETEIXEIRA N
AFFILIATIONSInstituto Politecnico de Setubal
ORCID0000-0001-7906-7731
VERIFIEDYes
TOTAL WORKS3
TOTAL CITATIONS0
WORKS AS AUTHOR3
WORKS AS EDITOR0
FIRST PUBLICATION YEAR2020
LATEST PUBLICATION YEAR2025
H-INDEX0
  • Analysing Comovements between Dirty and Green Energies

    Open Access•Esperança João, Rui Dias et al.•ARTICLE•Journal of Ecohumanism•2025

    This study analyses the movement patterns between clean energy indices and oil benchmarks such as Brent and WTI from 7 January 2022 to 8 November 2024, intending to verify whether clean energy indices can serve as effective risk diversification instruments. The research focuses on the Nasdaq Clean Edge Green Energy (CELS), S&P Global Clean Energy (SPGTCLEN), Clean Energy Fuels (CLNE) indices and the Invesco Wilderhill Clean Energy (PBW) ETF. The …

  • Exploring the Relationship between Clean Energy Indices and Oil Prices

    Open Access•Rui Dias, Rosa Galvão et al.•ARTICLE•Journal of Ecohumanism•2024

    This paper aims to assess the comovements between clean energy indices, namely the Clean Energy Fuels (CLNE), Nasdaq Clean Edge Green Energy (CELS), S&P Global Clean Energy (SPGTCLEN), TISDALE Clean Energy (TCEC.CN), Wilderhill (ECO), West Texas Intermediate (WTI) stock indices, over the period from 1 January 2018 to 23 November 2023. We used 10-day windows to analyse the duration and nature of the shocks. Granger causality tests revealed that 20…

  • Random walks and market efficiency tests

    Open Access•Rui Dias, Nuno Teixeira et al.•ARTICLE•Oeconomia Copernicana•2020

    Research background: Covid-19 has affected the global economy and has had an inevitable impact on capital markets. In the week of February 24?28, 2020, stock markets crashed. The index FTSE 100 decreased 13%, while the indices DJIA and S&P 500 fell 11?12%, the biggest drop since the 2007?2008 financial and economic crisis. It is therefore of interest to test the random walk hypothesis in developed capital markets, European and also non-European, …

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  • Random walks and market efficiency tests

    Open Access•Rui Dias, Nuno Teixeira et al.•ARTICLE•Oeconomia Copernicana•2020

    Research background: Covid-19 has affected the global economy and has had an inevitable impact on capital markets. In the week of February 24?28, 2020, stock markets crashed. The index FTSE 100 decreased 13%, while the indices DJIA and S&P 500 fell 11?12%, the biggest drop since the 2007?2008 financial and economic crisis. It is therefore of interest to test the random walk hypothesis in developed capital markets, European and also non-European, …

  • Exploring the Relationship between Clean Energy Indices and Oil Prices

    Open Access•Rui Dias, Rosa Galvão et al.•ARTICLE•Journal of Ecohumanism•2024

    This paper aims to assess the comovements between clean energy indices, namely the Clean Energy Fuels (CLNE), Nasdaq Clean Edge Green Energy (CELS), S&P Global Clean Energy (SPGTCLEN), TISDALE Clean Energy (TCEC.CN), Wilderhill (ECO), West Texas Intermediate (WTI) stock indices, over the period from 1 January 2018 to 23 November 2023. We used 10-day windows to analyse the duration and nature of the shocks. Granger causality tests revealed that 20…

  • Analysing Comovements between Dirty and Green Energies

    Open Access•Esperança João, Rui Dias et al.•ARTICLE•Journal of Ecohumanism•2025

    This study analyses the movement patterns between clean energy indices and oil benchmarks such as Brent and WTI from 7 January 2022 to 8 November 2024, intending to verify whether clean energy indices can serve as effective risk diversification instruments. The research focuses on the Nasdaq Clean Edge Green Energy (CELS), S&P Global Clean Energy (SPGTCLEN), Clean Energy Fuels (CLNE) indices and the Invesco Wilderhill Clean Energy (PBW) ETF. The …

Econometrics (3 works) · Economics (3 works) · Energy, Environment, Economic Growth (2 works) · Financial economics (2 works) · Geography (2 works) · Market Dynamics and Volatility (2 works) · Mathematics (2 works) · Statistics (2 works) · Biology (1 work) · Business (1 work)

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