![Default publication image](https://www.faculty-psbedu.paris/sites/default/files/styles/full/public/default_publication_image.png)
Optimizing portfolios for the BREXIT: An equity-commodity analysis of US, European and BRICS markets
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](https://www.faculty-psbedu.paris/sites/default/files/styles/full/public/default_publication_image.png)
Télétravail à domicile : comment immuniser les salariés face à la cyber épidémie?
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
![Default publication image](https://www.faculty-psbedu.paris/sites/default/files/styles/full/public/default_publication_image.png)
Volatility contagion and connectedness between WTI and commodity markets
This article analyzes the contagion risk between WTI crude oil prices and several major commodities markets. We study the dynamics of commodity connectedness, and we measure volatility contagion under various market conditions and commodity price cycles between 1982 and 2020.
![Default publication image](https://www.faculty-psbedu.paris/sites/default/files/styles/full/public/default_publication_image.png)
The role and challenges of rare earths in the energy transition
The energy transition from fossil fuel energy to low-carbon energy is mineral intensive. Among the required minerals rare earth elements (REEs) are core components of clean energy technologies such as wind turbines and electric vehicles.
![Default publication image](https://www.faculty-psbedu.paris/sites/default/files/styles/full/public/default_publication_image.png)
Determinants of Deposits Volatility: The Case of the Microfinance Sector in Gabon
Microfinance shows a tendency to seek profitability by increasingly neglecting its social objective.
![Default publication image](https://www.faculty-psbedu.paris/sites/default/files/styles/full/public/default_publication_image.png)
Impacts, Sustainability, and Resilience on the Egyptian Tourism and Hospitality Industry after the Russian Airplane crash in 2015.
![Default publication image](https://www.faculty-psbedu.paris/sites/default/files/styles/full/public/default_publication_image.png)
The inflation loop is not a myth
This paper is part of the current debate around the wage-price spiral as inflation surges rapidly, and it assesses empirically whether the prevalence of wage indexation arrangements and the balance of bargaining power between workers and firms can explain cross-country differences in the dynamics