Maggian, Valeria; Villeval, Marie Claire - Institute for the Study of Labor (IZA) - 2013
of children aged between 7 and 14, we find strong aversion to lying at all ages. Lying is driven mainly by selfish … motives and envy. Children with stronger social preferences are less prone to deception, even when lying would benefit others … at no monetary cost. Older children lie less than younger children and require more self-justification to lie. …