Income splitting is a tax-saving strategy that divides a stream of income between family members (usually two spouses). The goal is to apportion as much of the higher-earning family member’s income to other family members, in an effort to get that higher-earning spouse into a lower tax bracket. Some economists and policy wonks have made the argument that income taxation should be applied to the family unit as a whole, and thus negate the need for fancy income splitting accounting altogether...