Becchetti, Leonardo; Ricca, Elena Giachin; Pelloni, … - In: Social Indicators Research 111 (2013) 3, pp. 725-751
socio demographic controls, without explicitly considering that, for a given household income, more children imply a lower … level of income per family member. The variable “number of children” then often attracts a negative or insignificant … variable “number of children in the household” is negative when introducing household income without correction for the number …