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.
arâ²guÂ·menâ²taÂ·tiveÂ·ly adv. arâ²guÂ·menâ²taÂ·tiveÂ·ness n. Synonyms: argumentative, contentious, disputatious, quarrelsome, scrappy 2. These adjectives mean given to or characterized by arguing: an argumentative child; a contentious mood; a disputatious scholar; a quarrelsome drinker; a scrappy exchange.