<http://schema.org/alternativeHeadline>
"For the last few years, company stocks have had a propensity to \"correlate\", i.e., all move together."^^<http://www.w3.org/2001/XMLSchema#string>
<http://qz.com/48230/companies-trade-on-their-own-merits-again-is-the-era-of-the-index-over/>