A time series is said to Granger cause another series if it has incremental predictive power when forecasting it. While Granger causality tests have been studied extensively in the univariate setting, much less is known for the multivariate case. In this paper we propose multivariate...

Each consumer requires a certain quantity of services or products, and a single company usually provides only a part of this. In the banking sector, the total quantity of business a customer does is called the Size-of-Wallet of this customer and it is generally unobservable. From a company...

The ongoing unification which takes place on the European political scene, along with recentadvances in consumer mobility and communication technology, raises the question whether theEuropean Union can be treated as a single market to fully exploit the potential synergy effectsfrom pan-European...