A possible upside of a monopoly: increased innovation

Probably more of an economics article, but we deal with anti-trust issues in finance classes all the time too and it is such a good thought-provoking article I will include it:Columbia Ideas At Work : Feature : The+Price+of+Competition: "Antitrust laws aim to protect consumers and spur innovation by fostering competition, but in some industries ingenuity thrives under monopolists....."Working