RICHMOND, VA--(Marketwired - Dec 20, 2013) - College is becoming scarier, financially speaking: The cost of college has been growing more than twice as fast as inflation. Delinquency rates on student loans have jumped, a sign of struggle for some grads. But at the same time, the extra earnings that come with a college degree have been growing too. Should more students -- or fewer -- be signing on the dotted line for college? The cover story in the latest issue of Econ Focus looks at these and other questions about investing in higher education.