dx.doi.org, febrero de 2020.   1. Introduction Income inequality has significantly increased in Spain since 2002. According to The Standardized World Income Inequality Database (SWIID), the Gini index of disposable income went from 30.0 in 2002 to 34.2 in 2016 (Solt, 2019). This increase of more than four points has been the largest increase in […]