Publications

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The Impact of COVID-19 on Bank Profitability: Cross-Country Evidence

Whelsy BOUNGOU, EMMANUELLE AUGERAUD-VERON

Using data from 5474 banks located in 23 OECD countries over the period 2019Q2-2022Q1, we study the influence of COVID-19 on bank profitability (before and during the COVID-19 vaccination period).

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The role of organization intermediaries in science-/techno-push versus user-centric approaches in health care innovation

Purpose

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VOISIN : Comment renforcer les engagements éthiques et durables d'une marque

Wissal BEN ARFI, Yousra Hallem, Frédéric Aubrun
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VOISIN : La stratégie digitale d'un chocolatier renommé

Wissal BEN ARFI, Yousra Hallem, Frédéric Aubrun
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Crude oil, crypto-assets and dependence: the impact of the COVID-19 pandemic

Khaled GUESMI, Hela MZOUGHI, Yosra GHABRI

Purpose

This paper aims to empirically investigate the extent to which interdependence in markets may be driven by COVID-19 effects.
Design/methodology/approach

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Dynamic effects of geopolitical risks and infectious diseases on real estate markets

Geopolitical risks (GPR) and increase in equity market volatility due to health pandemics have great implications on assets prices around the world. Many empirical studies have focused on the effects of these risks on different financial assets.

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Firm inflexibility and the implied cost of equity

Samir SAADI, Omrane Guedhami, Zhengwei Fu, Sadok El Ghoul

Using a large dataset of manufacturing firms from 65 countries, we examine whether and how firm inflexibility influences implied cost of equity over the period 1989–2018. We find that, on average, a firm with higher level of inflexibility have a higher implied cost of equity.

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