If you and your spouse argue over money, you’re not alone. It’s the number one issue married couples fight about. In fact, money fights are the second leading cause of divorce, behind infidelity. In late 2017, Ramsey Solutions conducted a study of more than 1,000 U.S. adults to gain understanding of personal finance behaviors and attitudes, as well as how married couples communicate and relate about money. So, why are couples fighting about money so much?