. Recent literature stresses the multidimensional nature of income distribution. Two of the most relevant components are inequality and polarization. In this paper, we show the restrictions of keeping simultaneously constant these two aspects whenever the distribution of incomes changes....

. Let us assume a revenue- and inequality-neutral flat tax reform shifting from a graduated-rate tax. Is this reform really neutral in terms of the income distribution? Traditionally, there has been a bias toward the inequality analysis, forgetting other relevant aspects of the income...

. This paper explores the adoption of a probabilistic nonparametric estimator in economics. First, it satisfies the probabilistic coherence principle, which ensures that the estimated variable can be generated by probabilistic assignment modeling from the observed variable. Second, it is proved...