Publications

Default publication image

La Bête du Gévaudan : un mystère français éclairé par les statistiques

Entre 1764 et 1767, le Gévaudan focalise l'attention du Royaume de France. Pendant trois ans, une bête sévit dans cette région reculée, laissant derrière elle de nombreuses victimes.

Default publication image

Loyalty, Voice, Exit. A new perspective on Hirschman’s legacy

Patrice CAILLEBA, J. EDELBLOUDE

With regard to Hirschman’s “Exit, Voice & Loyalty” triptych, this paper shows how it has turned ethical conduct into a protocol of actions by replacing individual values with pragmatic behavior for whistleblowers.

Default publication image

Optimizing portfolios for the BREXIT: An equity-commodity analysis of US, European and BRICS markets

Khaled GUESMI, Stephane GOUTTE, Ahmed AYADI, Marjène GANA

The objective of this study is to create optimal two-asset portfolios consisting of stocks from Western Europe, the United States, and the BRICS (Brazil, China, India, Russia, and South Africa), as well as sixteen commodity types during the BREXIT period.

Default publication image

Portfolio optimization through hybrid deep learning and genetic algorithms vine Copula-GARCH-EVT-CVaR model

Khaled GUESMI, Rihab Bedoui, Ramzi BENKRAIEM, Islem KEDIDI

This study investigates the potential benefits of using the Conditional Value at Risk (CVaR) portfolio optimization
approach with a GARCH model, Extreme Value Theory (EVT), and Vine Copula to obtain the optimal allocation

Default publication image

Should brands foster their Instagram account followers’ fear of missing out by posting ephemeral content?

Daniel MAAR, H. KEFI, M. A. ORHAN
Default publication image

Social Entrepreneurship: Innovative Practices to Maximize Impact

Meriam RAZGALLAH, S. LELOARNE LEMAIRE SEVERINE, A. MAALAOUI ADNAN
Default publication image

Subsample analysis of stock market – cryptocurrency returns tail dependence: A copula approach for the tails

Nabila BOUKEF JLASSI, Ahmed JERIBI, Amine LAHIANI, Salma MEFTEH-WALI

This paper describes the extremal and tail dependence between G7 stock market returns (USA, Canada, UK, Japan, Germany, France, Italy) and cryptocurrency returns (Bitcoin, Ethereum, Dash, Monero, Ripple) on the basis of the bivariate extremal dependence model (Padoan and Stupfler, 2022) and the b

Default publication image

Télétravail à domicile : comment immuniser les salariés face à la cyber épidémie?

Nicolas DUFOUR, Caroline DIARD

With the generalized containment set up to face the covid-19 epidemic, within the framework
of continuity plans, companies have been forced to organize telework at home without any
particular anticipation. The perpetuation of telework introduces into organizations risks

Pages