Chevron’s imminent entry into Guyana’s rich offshore oilfields solves one of the biggest problems dogging the U.S. major: where its growth will come from beyond the next few years.

Chevron (NYSE:CVX) is clear to proceed with its planned $53B acquisition of Hess (NYSE:HES) after an arbitration panel dismissed Exxon Mobil's (XOM) claim that it had a contractual right to bid for Hess' assets offshore Guyana.