This paper investigates the effect of relative income on marriage. Accounting flexibly for absolute income, the ratio between a man's income and a local reference group median is a strong predictor of marital status, but only for low-income men. Relative income affects marriage even among those living with a partner. A 10 percent higher reference…

Research indicates that the quality of co-parenting and couple relationships has an impact on parenting and on children's development, including their social skills and academic abilities. However, few applied studies have tested whether efforts to enhance the couple and co-parenting relationship result in benefits to the children, and no research…