That rival was none other than Hertz Global Holdings, which reported that it has entered into a sales agreement with Amazon Autos. Since Amazon is a near-unavoidable monster in online retail, its vehicle marketplace is an obvious and handy destination for customers searching for new rides. Shares of Avis Budget Group (CAR -5.73%) coughed and sputtered like a stalling car on Hump Day, shedding almost 6% of their price across the trading session. That was almost entirely due to the news that its archrival had ...