The much vaunted male logic isn't logical, because they display prejudices -- against half the human race -- that are considered prejudices according to any dictionary definition.
Providing for one's family as a good husband and father is a water-tight excuse for making money hand over fist. Greed may be a sin, exploitation of other people might, on the face of it, look rather nasty, but who can blame a man for doing the best for his children?