Energy: Big Oil Earnings Show Why Diversification is King

<p><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 16px;">Fool Analysts Tyler Crowe and Taylor Muckerman dig into Big Oil's recent earnings results and find some interesting tidbits  about oil prices and why the integrated business model has been successful for so many years in the world of oil. </span></p>