Morgan Stanley analysts recently included this chart of crude production costs. Onshore Middle East oil sites are much cheaper to tap than North American shale, which costs about $65 per barrel to extract.
1. ponder-reflect deeply on a subject; I mulled over the events of the afternoon; philosophers have speculated on the question of God for thousands of years; The scientist must stop to observe and start to excogitate.
1 to have in mind as a purpose or goal aspire to great deeds, and you have a better chance of doing good deeds Synonyms aim, allow [chiefly Southern & Midland], intend, calculate, contemplate, design, go [chiefly Southern & Midland], look, mean, meditate, plan, propose, purport, purposeRelated Words dream, hope, wish; consider, debate, mull (over), ...