Javier Blas is a Bloomberg Opinion columnist covering energy and commodities. He is coauthor of “The World for Sale: Money, Power and the Traders Who Barter the Earth’s Resources.” ...
U.S. crude, known as West Texas Intermediate, or WTI, is up 4.3% to $73.18 a barrel in recent trading. Trading in call options tied to the $1.4 billion U.S. Oil Fund surged to the highest level in ...