Dumping an old Honda Civic for a $40,000 Ford Mustang GT was an easy choice for Jeffrey Baird.
The personal trainer from Ontario had seen his business take off lately. He wanted what he wanted.
"It wasn't something that I needed," said Baird, 24, of the 435-horsepower coupe.
A booming car market and an improving economy have automakers investing big in fast, fun, expensive cars. Car sales jumped 14% in January over the same month last year, driven by a nexus of low gas prices and interest rates. It continues a five-year trend of strong growth.
Automakers are retooling factories to churn out high-end versions of existing models along with exotic new models...