Nearly two years into an epic oil rout, U.S. shale drillers that have upended global energy markets are finally feeling a credit squeeze as banks make their biggest cuts yet to their loans. Every six months, oil and gas producers and their banks negotiate how much credit they should be given based on the value of their reserves in the ground. In previous reviews, banks were willing to offer borrowers some leeway, encouraged by producers’ hedges against falling prices and their ability to keep cutting costs in step with crude’s slide that began in mid-2014. This time, with many companies’ hedges largely gone and crude prices used in the reviews as much as 20 percent lower than six months earlier, banks are getting tough. Just a few weeks into […]