-Saab’s industrial offer is enticing, yet the operational and lifecycle costs of a mixed fleet may swamp any near-term political gains. Carney’s Possible Plan for Mixed F-35 Gripen Fleet Could Cost Him BigWould Canada really dump the F-35 for a mixed fleet? Operating a mixed fleet of modern fighter jets, with the vast majority being from Sweden, could jeopardize seamless operations between the two forces. But beyond the political and diplomatic cost, the economics of a mixed fleet are punishing. More MilitaryThe B-58 Hustler Mach 2 Bomber: The Air Force’s Big Blunder?