As structural understanding improves so will our updates. They appear increasing confident in their understanding. When you combined this with a potentially supportive underlying commodity price I see +$1 being feasible if not conservative by end of CY18.
BTW PIMCO see US 10 year TIPS offering attractive value over 2018 as increasing synchronised global expansion will more likely to not now see cyclical inflation overshoot. This is perhaps the best POG indicator available and used by the best in the business.
OKU Price at posting:
47.0¢ Sentiment: Buy Disclosure: Held