This segment is from Tuesday's edition of 'Digging for Value', in which sector analysts Joel South and Taylor Muckerman discuss energy & materials news with host Alison Southwick. The twice-weekly show can be viewed on Tuesdays & Thursdays. It can also be found on Twitter, along with our extended coverage of the energy & materials sectors @TMFEnergy.

Coal exportation has been going on for years, and natural gas export approvals picked up steam in 2013. Now, oil producers want in on the international action as well. Because of the spread between domestic and international prices, companies like ConocoPhillips (NYSE:COP) and ExxonMobil (NYSE:XOM) have begun pushing to move away from the way we have handled oil exports since the 1970's. To find out why our analysts are hesitant about the prospects, tune in to the short clip below.

Oil exports from the U.S. are just one worry for OPEC