<p>chaospaladin, since you like statistics: you have posted on CC 200 times in the last 22 days. If you have that kind of time, you have time to read through a thread that interests you. No one has the time or desire to write you a summary. </p>
<p>“Skin in the game” means having a personal financial interest in the outcome of an endeavor–as used here, if a student has responsibility to pay for part of his own education, he will take college seriously and feel the need to make the most of his college studies because he has put his own money at risk.</p>