Fund Screen-Funds betting on the growing amusement park market

By David Randall NEW YORK, June 12 (Reuters) - It's the one place where a roller coaster ride is a good thing. Revenue at U.S. theme parks is expected to reach a record $13.4 billion this year, a 2.8 percent gain from 2012, according to market research firm IBIS World. The expanding U.S. economy, improving housing market and declining unemployment rate are all factors behind the rosy forecast. Rising demand was one reason that Walt Disney Co was able to raise its U.S. ticket prices