<http://schema.org/url>
<http://gigaom.com/2008/08/12/419-40-rise-in-cpm-in-first-half-need-to-educate-market-increase-net-spends/>
<http://gigaom.com/2008/08/12/419-40-rise-in-cpm-in-first-half-need-to-educate-market-increase-net-spends/>