Tesla Margins to Rise on Improved Efficiency: Kallo

Feb. 20 (Bloomberg) -- Ben Kallo, an analyst at Robert W. Baird & Co., talks about Tesla Motors Inc.'s fourth-quarter results and outlook. The maker of electric cars run by billionaire Elon Musk said its net loss widened to $89.9 million even as sales of its battery-powered Model S sedans increased. Tesla said it expects to be profitable this quarter. Kallo speaks with Pimm Fox on Bloomberg Television's "Taking Stock." (Source: Bloomberg)