Despite the significant academic interest in the economic cohesion, the various aspects of convergence and the ways they can be measured still remain theoretically unclear. These are issues of extreme political significance, especially for countries aspiring for EU and euro area membership. The...

In recent years we have witnessed a growing trend in cashless transactions as well as products and services sold exclusively in this way. Also, after the onset of the global financial crisis, private crypto currencies appeared that have raised some concerns. All of these changes beg the question...