Competition crimps cable revenue growth

Revenue growth is slowing at cable TV companies, despite their success in selling more services to small businesses.

Analysts polled by Thomson Reuters expect the two biggest cable TV firms, Comcast (CMCSA) and Time Warner Cable (TWC), to report average annual revenue growth of about 3.5% over the next three years. In 2008, Comcast's revenue rose 11%, Time Warner Cable's 8%...