Fiat’s ambitions: Fiat lux

Sergio Marchionne doesn’t lack vision, or braggadaccio. Days after he clinched a deal giving him a 20% stake in Chrysler, the Fiat chief executive was in Berlin to defend his plan to buy General Motors’ European operations. Marchionne must be commended for his ambition. But he should be cautioned about his appetite. The Fiat CEO has long said that his company, like most other European car makers, was too small to compete globally, and much too far from the 5.5m vehicle-a-year threshold that, ac...