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Efstathios Polyzos

Associate Dean and Associate Professor, College of Interdisciplinary Studies
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  • PhD in Finance, University of the Aegean, Greece, 2019
  • MA in Banking & Finance, Open University of Cyprus, Cyprus, 2014
  • MSc (Distinction) in Computer Science, University of Staffordshire, United Kingdom, 2007
  • BSc (Hons) in Economics, University of Warwick, United Kingdom, 2001

  • PhD in Finance, University of the Aegean, 2019
  • MA in Banking & Finance, Open University of Cyprus, 2014
  • MSc (Distinction) in Computer Science, University of Staffordshire, 2007
  • BSc (Hons) in Economics, University of Warwick, 2001
  • Associate Professor of Finance, Associate Dean, Zayed University, UAE (2023–present)
  • Assistant Professor of Finance, Zayed University, UAE (2019–2023)
  • Visiting Professor of Finance, United Arab Emirates University, UAE (2018–2019)
  • Adjunct Professor (part-time), Abu Dhabi University, UAE (2019)
  • Associate Professor of Finance, Associate Dean, Zayed University, Abu Dhabi, UAE, 2023–present
  • Assistant Professor of Finance, Zayed University, Abu Dhabi, UAE, 2019–2023
  • Visiting Professor of Finance, United Arab Emirates University, Abu Dhabi, UAE, 2018–2019
  • Adjunct Professor (Part-Time), Abu Dhabi University, Abu Dhabi, UAE, 2019
  • Associate Professor of Finance, Associate Dean, Zayed University, UAE (2023–present)
  • Assistant Professor of Finance, Zayed University, UAE (2019–2023)
  • Visiting Professor of Finance, United Arab Emirates University, UAE (2018–2019)
  • Adjunct Professor (part-time), Abu Dhabi University, UAE (2019)
  • Corporate Loans Officer, National Bank of Greece, Greece, 2005–2018
  • Freelance Programmer / IT Consultant, Greece, 2007–2018

    • Corporate Loans Officer, National Bank of Greece, Greece (2005–2018)
    • Freelance Programmer / IT Consultant, Greece (2007–2018)
    Corporate Loans Officer, National Bank of Greece, Greece (2005–2018)
  • Freelance Programmer / IT Consultant, Greece (2007–2018)
  • Organising Committee & Conference Organiser, Cryptocurrency Research Conference, 2024–Present
  • Editorial Review Board Member, Journal of Family Business Management, 2023–present
  • Grant Evaluation Committee Member, Hellenic Foundation for Research and Innovation, 2022–Present
  • PhD Supervisory Committee Member, Agricultural University of Athens, Greece, 2022
  • Fellow, UK Higher Education Academy (Advance HE)
  • Siriopoulos, C., Spyridou, A. and Polyzos, E. (forthcoming) ‘US trade tariffs and global tourism: a framework for academic research’, Tourism Recreation Research.
  • Polyzos, E. and Youssef, L. (2025) ‘Investigating the impact of global events on cryptocurrency performance: a big data event study approach’, Journal of International Money and Finance, 157, p.103375.
  • Mazur, M. and Polyzos, E. (2025) ‘Spot Bitcoin ETFs: the effect of fund flows on Bitcoin price formation’, Journal of Alternative Investments, 27(4), pp.110–123.
  • Arin, K.P., Kaplan, S., Polyzos, E. and Spagnolo, N. (2025) ‘Stock market responses to monetary policy shocks: universal firm-level evidence’, Journal of Macroeconomics, 83, p.103646.
  • Polyzos, E., Rubbaniy, G. and Mazur, M. (2024) ‘Efficient market hypothesis on the blockchain: a social media-based index for cryptocurrency efficiency’, The Financial Review, 59(3), pp.807–829.
  • Polyzos, E., Samitas, A. and Rubbaniy, G. (2024) ‘The perfect bail-in: an agent-based model of P2P lending’, International Journal of Finance and Economics, 29(3), pp.3393–3412.
  • Polyzos, E., Fotiadis, A. and Huan, T.C. (2024) ‘The asymmetric impact of Twitter sentiment and emotions: impulse response analysis on European tourism firms using micro-data’, Tourism Management, 104, p.104909.
  • Rubbaniy, G., Khalid, A.A., Siriopoulos, C. and Polyzos, E. (2024) ‘Dynamic returns connectedness: portfolio hedging implications during the COVID-19 pandemic and the Russia–Ukraine war’, Journal of Futures Markets, 44(10), pp.1613–1639.
  • Rubbaniy, G., Khalid, A.A., Ali, S. and Polyzos, E. (2023) ‘Cyclicality of liquidity creation: non-linear evidence from US bank holding companies’, Journal of Financial Research, 46(4), pp.1165–1185.
  • Polyzos, E. (2023) ‘Inflation and the war in Ukraine: evidence using impulse response functions on economic indicators and Twitter sentiment’, Research in International Business and Finance, 66C, p.102044
  • Policy Research Incentive Grant, Zayed University, Abu Dhabi, UAE, 2024, 2022
  • Research Incentive Fund, Zayed University, Abu Dhabi, UAE, 2024, 2021
  • Short-Term Grant, Zayed University, Abu Dhabi, UAE, 2022, 2020
  • Startup Grant, Zayed University, Abu Dhabi, UAE, 2020
  • Funding from Economic Research Institute for ASEAN and East Asia (ERIA) - COVID-19 Research, 2020
  • Fellow, UK Higher Education Academy (Advance HE)

  • Arin, K.P., Polyzos, E. and Thum, M. (2024) ‘Understanding the populist voter’, EconPol Forum, 25(2). Available at: https://www.ifo.de/en/econpol/publications/2024/article-journal/understanding-populist-voter
  • Polyzos, E. (2023) ‘Financial wars: what are the features of the currency struggle around the world?’, State of the World Magazine, InterRegional for Strategic Analysis.
  • Mazur, M. and Polyzos, E. (2023) ‘Non-fungible tokens (NFTs) as an investment class’, The FinReg Blog, Duke Financial Economics Center. Available at: https://sites.duke.edu/thefinregblog/2023/02/27/non-fungible-tokens-nfts-as-an-investment-class/
  • Polyzos, E. (2022) ‘Echtzeitanalyse via Twitter / Real-time analysis via Twitter’, Institutional Money Magazine.
  • Polyzos, E. (2021) ‘Brexit deal: implications for the financial services industry and FinTech start-ups’, DCU Brexit Institute Blog. Available at: https://dcubrexitinstitute.eu/2021/01/brexit-deal-implications-for-the-financial-services-industry-and-fintech-start-ups/
  • ECN658 Monetary Policy
  • FIN699 Thesis in Finance - Graduate Student Supervision 

ECN658 Monetary Policy

Graduate Student Supervision (Thesis)