Cable Stocks Are the Cheapest in the S&P 500. There's Good Reason. — Barrons.com

By Jack HoughInflation is stubbornly high, but not in home broadband service. There, telecom operators are making fiberoptic inroads in a business long dominated by cable television companies. The result has been discounting: UBS reports that prices for various broadband service tiers are down 7% t…