The crisis within the euro area has become frequent during 2010. First was the Greek economy to face a default problem of its sovreign debt, in November it was Ireland who has been in a serious financial situation at the verge of collapse causing difficulties to the euro. In this contribution we...

We review some recent papers on a large dynamic factor model (LDFM) and its applications to structural macroeconomic analysis. Then we prove some convergence results concerning with the stochastic variables which define such a model.

In this paper, we develop a comprehensive analysis of diversification issues for Russian economy. Assessing diversification for nine different variables, we show that choice of a variable affects the result much, and that, unlike a popular opinion, equiproportional economic diversity measures...

In this paper we apply the Complete Analysis of Differentiable Games [introduced by D. Carfì in (Carfi 2010), (Carfi 2009), (Carfi 2009), and (Carfi 2009)] and already employed by himself and others in (Carfi 2011), (Carfi 2010), (Carfi 2009)] to the classic Bertrand Duopoly (1883), classic...