تصفح حسب المؤلف "Ahmad, Nasir"
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Green bonds’ connectedness with hedging and conditional diversification performance
Rehman, Mobeen Ur; Zeitun, Rami; Vo, Xuan Vinh; Ahmad, Nasir; Al-Faryan, Mamdouh Abdulaziz Saleh ( Elsevier Ltd , 2023 , Article)Investments in green assets are becoming increasingly significant, and they present a new asset class for investors. Consequently, the resulting connectedness among these green assets has implications for investments. Our ... -
The impact of Twitter-based sentiment on US sectoral returns
Rehman, Mobeen Ur; Ahmad, Nasir; Vo, Xuan Vinh ( Elsevier , 2022 , Article)This paper scrutinizes the effect of Twitter-based sentiment on US sectoral returns using data from between 21 June 2010 and 13 April 2020. We apply causality in quantiles as a non-parametric measure, followed by a rolling ... -
Recent advances on humic acid removal from wastewater using adsorption process
Alomar, Tamara; Qiblawey, Hazim; Almomani, Fares; Al-Raoush, Riyadh I.; Han, Dong Suk; Ahmad, Nasir M.... more authors ... less authors ( Elsevier , 2023 , Article Review)Humic acid (HA) is a component of natural organic matter (NOM) with a high molecular weight and high complexity. The presence of humic acid in water raises serious concerns due to its toxicity and ability to form carcinogenic ...