This article proposes the k-generalized distribution as a descriptive model for the distribution and dispersion of income within a population based on the deformed exponential and logarithm functions recently introduced by Kaniadakis (Phys A 296:405–425, 2001; Phys Rev E 66:056125, 2002; Phys Rev E...

The links between aggregate financial indicators and business fluctuations have been widely addressed in literature while the same interest has not been devoted to the role of microeconomic financial variables in determining macroeconomic results. One of the causes may be individuated in the...

In this paper we show how a simple modification of the Kesten's process (Kesten, 1973), taking into account common and idiosyncratic elements, allows to reconcile the aggregate-sector puzzles on firms' size distribution reported in the literature