Blar i forfatter "Abdollahi, Hooman"

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    • Oil price volatility and new evidence from news and Twitter 

      Abdollahi, Hooman (Journal article; Tidsskriftartikkel; Peer reviewed, 2023-05-05)
      In this paper, we develop semantic-based sentiment indices through relevant news and Twitter feeds for oil market using a state-of-the-art natural language processing technique. We investigate the predictability of crude oil price volatility using the novel sentiment indices through a hybrid structure consisting of generalized autoregressive conditional heteroskedasticity and bidirectional long ...

    • Social commerce constructs and consumers' purchase intention from minimalist brands 

      Zarea, Hadi; Su, Zhan; Abdollahi, Hooman (Journal article; Tidsskriftartikkel; Peer reviewed, 2022-06-17)
      The social media and online communities have established new platforms for e-commerce by engaging both consumers and corporations in producing new product or services. Moreover, individuals' interaction on the cyberspace has evolved e-commerce towards social commerce. On the other hand, business incorporations have found the use of minimalism application in designing, which removes unnecessary ...