The beginning of 2018 has been marked by a high price volatility on crypto-currency markets, where even the price of dominant market share crypto-currencies like Bitcoin, Ripple and Ether has fluctuated substantially. While quite a bit of emphasis has been given to the reasonableness of the...

This paper expounds the latest main regulatory projects and industry-wide consultations in the United States (US), in the European Union (EU) and in the main economic countries where distributed ledgers (thereafter, “Blockchain”) regulations have been discussed, proposed and/or adopted. In...

French abstract: Par un arrêt très attendu « Peter Gauweiler c/ Deutscher Bundestag » du 16 juin 2015 (affaire C-62/14), la Cour de justice de l'Union européenne (CJUE) a statué à titre préjudiciel sur une mesure de politique monétaire non conventionnelle menée par la Banque centrale...

French Abstract: Dérivé du terme crowdsourcing, le crowdfunding (ou financement participatif) est une méthode de levée de fonds, principalement sur Internet, qui s'appuie sur les réseaux sociaux et les plates-formes communautaires. Face aux contraintes réglementaires restreignant son...

Due to the advanced technology associated with Big Data, data availability and computing power, most banks or lending institutions are renewing their business models. Credit risk predictions, monitoring, model reliability and effective loan processing are key to decision-making and transparency....

In this paper, we discuss the parameter estimation for a k-factor generalized long memory process with conditionally heteroskedastic noise. Two estimation methods are proposed. The first method is based on the conditional distribution of the process and the second is obtained as an extension of...

Testing the fractionally integrated order of seasonal and non-seasonal unit roots is quite important for the economic and financial time series modelling. In this paper, Robinson test (1994) is applied to various well-known long memory models. Via Monte Carlo experiments, we study and compare...

Business surveys are an important element in the analysis of the short-term economic situation because of the timeliness and nature of the information they convey. Especially, surveys are often involved in econometric models in order to provide an early assessment of the current state 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...

This paper develops a method for pricing bivariate contingent claims under General Autoregressive Conditionally Heteroskedastic (GARCH) process. As the association between the underlying assets may vary over time, the dynamic copula with time-varying parameter offers a better alternative to any...