In the busy oil fields south of San Antonio, some big rig trucks sit empty. They could be hauling the thousands of loads of sand needed to frac a well. But there aren’t enough drivers. It will take longer to complete the well. Once it’s out, the oil has to get to a plant on the Gulf Coast, and that means more trucks commanding higher prices, with more delays amid the driver shortage. The plastics from those plants have to get to the Port of Houston for their voyage overseas. And when they come back in the form of packaging, clothes, […]