Publications

Default publication image

L’hypocrisie dans les affaires de corruption

Default publication image

Risque de fraude interne, comment dissuader efficacement les salariés ? , Gérer & Comprendre, Septembre 2022, n°149, 47-60.

Default publication image

Dynamic dependence and predictability between volume and return of Non-Fungible Tokens (NFTs): The roles of market factors and geopolitical risks

Christian UROM, Khaled GUESMI, Gideon Ndubuisi

We examine the dependence between volume and returns for the NFT market and three sub-markets (Cryptokitties, Cryptopunks, and Decentraland) using both quantile cross-spectral coherency and quantile regression techniques.

Default publication image

Global commodity and equity markets spillovers to Africa during the COVID-19 pandemic

This paper examines the connectedness among 12 African equity markets and the global commodity, developed equity markets, paying particular attention to their evolution during the COVID-19 pandemic's peak period.

Default publication image

Loyalty, Voice, Exit : A New Perspective on Hirschman’s legacy for whistle-blowers

Patrice CAILLEBA, J. EDELBLOUDE
Default publication image

Technologies de contrôle : un enjeu organisationnel de lutte contre la fraude interne ?

Internal fraud is a risk identified by organizations that have set up internal control services to protect themselves against it.

Default publication image

The Impact of COVID-19 Pandemic on Islamic and Conventional Financial Markets: an international empirical evidence

Khaled GUESMI, Christian UROM, H. MZOUGHI, Fateh BELAID

The current global COVID-19 pandemic is adversely affecting financial markets, including commodities, conventional stocks, and Islamic stocks. This paper empirically investigates the extent to which COVID-19 effects may drive interdependence in markets.

Pages