<p>A another lesson from the law of unintended consequences that is applicable to many social policies that are well-intentioned but blind to [behavioral</a> economics](<a href=“http://en.wikipedia.org/wiki/Behavioral_economics]behavioral”>Behavioral economics - Wikipedia):</p>
<p>From [Why</a> College Aid Makes College More Expensive](<a href=“Spending & Saving - MarketWatch”>http://www.smartmoney.com/spend/family-money/why-college-aid-makes-college-more-expensive-1330033152060/):</p>
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