There are a lot of people think money can buy love, but according to a study published in the Journal of Couple and Marriage Therapy, materialism is actually correlated with unhappiness in marriages.Researchers has studied more than 1,700 couples and they find that those in whichboth partners had high levels of materialism exhibited lower maritalquality than couples with lower materialism scores. Materialistic people also have less pro-social and empathetic qualities, both towards others and towards the environment.