Se miden las ganancias potenciales de eficiencia de cinco fusiones de bancos, producidas entre 2005 y 2011, analizándolas con la metodología de análisis envolvente de datos. Dadas las divergencias entre modelos de rendimientos constantes y variables, se testean rendimientos para discernir...

In this paper I compare Schumpeter's and Keynes' views on the financing of economic activity. As will be seen, both economists share common ideas about the working and financing of market economies. In particular, both Keynes and Schumpeter reject the classical notions of the neutrality of money...

In this paper we propose a new tool for backtesting that examines the quality of Value-at- Risk (VaR) forecasts. To date, the most distinguished regression-based backtest, proposed by Engle and Manganelli (2004), relies on a linear model. However, in view of the di- chotomic character of the...

In this paper we deal with the problem of non-stationarity encountered in a lot of data sets, mainly in financial and economics domains, coming from the presence of multiple seasonnalities, jumps, volatility, distorsion, aggregation, etc. Existence of non-stationarity involves spurious behaviors...

We propose new scoring rules based on conditional and censored likelihood for assessing the predictive accuracy of competing density forecasts over a specific region of interest, such as the left tail in financial risk management. These scoring rules can be interpreted in terms of...

La supply chain apparaît plus vulnérable et fragile dans un contexte marqué par une grande pression concurrentielle, une demande volatile, une tendance vers les économies d'échelle et l'externalisation. La gestion de risque représente ainsi un enjeu incontournable et essentiel pour la...