By Derek Price Automotive Writer Just how big is the market for high-end, electric-powered luxury cars? We’re about to find out. I spent the past week driving Cadillac’s new extended-range electric car, the ELR, and was surprised at how far…

By Derek Price Automotive Writer With only two exceptions, Cadillac’s entire lineup has taken a page from BMW by offering firm, sporty suspensions and an invigorating driving experience. One of those exceptions is the giant Escalade, a truck-based SUV that…