The chief one is the future of the American economy.
To be sure, the American economy has had some strong years since then, including last year.
"Who knows where the American economy will be in 15 or 20 years?"
In the last three years, the American economy has added about six million jobs.
More than 10 percent of the American economy, and some 14 million jobs, are now involved in foreign trade.
In 2002, the American economy showed real growth of 2.4 percent.
Both men were concerned about the state of the American economy.
The focus of the debate was on the American economy.
"How do we get the American economy to come back?"
By almost all measures, last year was a good one for the American economy.