s="entry-number">4.2</span> Social comparisons</a></li><li class=' lecture'><a href='../../social-networks/facebook/' title=''><span class="entry-number">4.1</span> Social connectedness</a></li>
</ul>
</li>
<li>
<h3>Financial networks</h3>
<ul>
<li class=' lecture'><a href='../../financial-networks/risk-sharing/' title=''><span class="entry-number">5.1</span> Risk sharing in financial networks</a></li><li class=' lecture'><a href='../../financial-networks/systemic-risk/' title=''><span class="entry-number">