In this paper we present a methodology for feature selection and clustering over variables describing countries’ economies and ICT indicators to study and identify investment opportunities, based on similarities between European and Latin American countries. We address two different problems....

We investigate a nonparametric panel model with heterogeneous regression functions. In a variety of applications, it is natural to impose a group structure on the regression curves. Specifically, we may suppose that the observed individuals can be grouped into a number of classes whose members...