The policy of QE in the past and the emergence of the Association of BRICS will reduce dependence on the dollar. Strong dollar hurts the corporations in the USA reducing the turnover is increases the growth of unemployment and decrease of sales volumes. Apparently a bid to raise for braking the fall of the index.
In connection with the global population growth as an increase in the production of machines and products of organic synthesis. The demand for crude oil has increased significantly and therefore, the oil price was reduced speculative and should soon return to normal and exceed it. Also about the growth of oil burning increase additives in fuels and the demand for them.