A report by the Rockefeller Institute of Government proves revenue growth from gambling across the country has slowed down over the last three years. Study authors at the New York-based suppose tank warn that sluggish economic growth and social objections to gambling have taken a toll on gambling revenue.

A major gambling expansion has been touted as the way to pay for a proposed $34 billion construction plan in Illinois, but a new study suggests states may be counting too much on that money, reported the Chicago Tribune, Springfield, Illinois.

In Illinois, proponents of a statewide construction plan, including Gov. Rod Blagojevich, are willing to pay for it with the help of a land-based casino in Chicago. The idea stalled in the waning hours of the spring legislative session last month.