Before revision:  We find that envy-free procedures, in particular Selfridge-Conway and the symmetric and asymmetric versions of cut-and-choose , are fairer and also are perceived as fairer than their proportional counterparts, despite the fact that agents very often manipulate them.
After revision:  We find that envy-free procedures, in particular Selfridge-Conway , are fairer and also are perceived as fairer than their proportional counterparts, despite the fact that agents very often manipulate them.