Why do you think search advertising margins are going down?<p>Margins went up YoY in Q3 2015:
<a href="https:&#x2F;&#x2F;investor.google.com&#x2F;earnings&#x2F;2015&#x2F;Q3_google_earnings.html" rel="nofollow">https:&#x2F;&#x2F;investor.google.com&#x2F;earnings&#x2F;2015&#x2F;Q3_google_earnings...</a>