While the effect on the wife's share is as expected, we did not expect for husbands with a greater age gap to perform more housework. It is possible that the effect of the age gap within marriage is more complicated dian originally presumed, for example, the bargaining power effect may depend on whether die couples are in dieir childbearing years (stronger) or close to retirement (weaker). It also may depend on the presence of a domestic help or not, which can reduce the total amount of household work performed by the couple.