by Jürgen HECKER Agence France-Presse PARIS, France (AFP) — The aircraft industry descends on Paris for the world’s biggest airshow Monday, which sees bitter rivals Boeing and Airbus battle for contracts as newcomers snap at the heels of the two giants. Single-aisle planes for short and medium distances are the hottest ticket in the world’s civil aviation industry, with airline demand for models in the Airbus A320 family giving the European company an edge, for […]