At a truck stop in Ridgefield, New Jersey, driver Paul Richards reviews a notebook where he tracks miles driven and what he is hauling. His paycheck is down about 25 percent from the same period a year ago, and his weekly miles have dropped as well.  “This hasn’t been a very good week,” said Richards, who carries building materials and recycled goods through the U.S. Northeast. “Last week wasn’t, either.” Across the United States, drivers, regional operators and industry officials say the $700 billion U.S. trucking sector slipped in late 2018, with the fall continuing into this year. While the decline in freight rates and hauling does not suggest the United States is headed into a recession, that softness is consistent with slippage in the economy as […]