Bloomberg | The Long-Term Price of Oil Is ... Bloomberg This question consumes the industry -- and markets -- no matter what prices are on any given day. Back in 2000, when mega-mergers formed giants like Exxon Mobil Corp., it was typical to plug roughly $20 a barrel into valuation models. Only a few years ... Oil prices fall to 7-month low; natural gas rallies Why Oil May Plunge to $30 a Barrel 'The market is in trouble': Oil drops below $45, losing all the gains from the OPEC output cut |