The movie, licensing and comic book company earned $50.6 million, or 64 cents a share, in the third quarter, beating Wall Street forecasts. Revenue grew 48% to $182.5 million. Strong box-office receipts for the film "Iron Man" lifted Marvel Entertainment Inc.'s third-quarter earnings 39%, according to a report Tuesday from the movie, licensing and comic-book publishing company, which also raised its full-year forecast for 2008. ...