You&#x27;re probably referring to the Ecole Polytechnique. Indeed newly graduates are supposed to work as a civil servant or pay the &quot;pantoufle&quot;, which according to [1] is roughly 45000€, and as of last May when the article was written, it says only 10% of the graduates were paying it, but the government was starting to go after them.<p>[1]In French: <a href="http:&#x2F;&#x2F;www.lepoint.fr&#x2F;societe&#x2F;polytechnique-le-gouvernement-s-attaque-a-la-pantoufle-24-05-2015-1930807_23.php" rel="nofollow">http:&#x2F;&#x2F;www.lepoint.fr&#x2F;societe&#x2F;polytechnique-le-gouvernement-...</a>