Wall Street starts warming up to Big Shale

More consolidation: A file photo of an oilfield pump in Texas. Wall Street has been demanding more efficiency from companies involved in shale oil. — AP

New York: This week’s US$26bil combination of two Texas oil companies is the latest in a series of deals that’s ushering in the era of Big Shale.

Wall Street, which eyed the sector with scepticism for most of the last decade, appears to be all in.