In the last years a central issue in economic growth debate has been represented by the convergence problem. Many empirical economists have noticed that per-capita GDPs of poor regions tend to converge to those of the richer ones. This tendency is more evident in the nineties when the...

In the last years a central issue in regional economic growth debate is represented by the convergence problem. Many empirical economists have noticed that per-worker GDP of poor regions tend to converge to those of richer regions. However more recently it has been observed that the economic...

The concept of convergence clubs is analyzed and compared with classical methods for the study of economic [beta]-convergence, which often consider the entire data set as one sample. A technique for the identification of convergence clubs is proposed. The algorithm is based on a modified version...