There are zillions of socionomology majors floating around, and the demand for them by employers is not very high. Consequently, socionomology majors don't earn much and, by implication, receive a low financial return on their investiment. From Lifehacker [via JR]:
Not surprising. And yet so many socionomologists refuse even to try to understand economics and end up complaining that because they have a BA and because they borrowed and spent so much money they somehow deserve better and more than the rest of world is willing to pay them.
However, as the article concludes, financial return on investment isn't everything.