In The Intelligent Investor, Ben Graham devotes dozens of pages to two simple yet important rules: 1. Never invest money that you can't afford to lose. 2. The

In The Intelligent Investor, Ben Graham devotes dozens of pages to two simple yet important rules: 1. Never invest money that you can't afford to lose. 2. The value of an investment is always a function of what you paid for it. The commonsense rules also apply to college. Students shouldn't choose colleges with lofty tuitions if their expected careers will have low ROIs. And the more they invest in college, the better their investments must perform.