(Bloomberg) -- Royal Caribbean Cruises Ltd. rose Thursday after raising its full year profit forecast to a level that significantly beat expectations, with investors betting that increased demand for its cruises is signaling the worst may be over for the battered industry.Most Read from BloombergSubway Offers Free Sandwiches That Come With a Lifetime CommitmentPowell Has Stopped Handing Gifts to Wall Street on Fed DayFed Raises Interest Rates to 22-Year High, Leaves Door Open for MoreHunter Bide