The downfall of the 50-seat commercial jet began in the early 2000s, when oil prices started an unprecedented climb, and was sealed by the 2007-08 financial crisis. During the 1990s, the aircraft were incredibly popular with U.S. regional carriers, until in later years rising fuel prices and low-cost carrier (LCC) competition exposed their poor per-seat economics. (www.mro-network.com) 更多...