The press book said he had earned a bachelor's degree in economics.
In the next few years he earned a degree in business and economics.
He returned to the university in 1987 and earned a degree in economics.
It took him 23 years after leaving Harvard to earn his doctorate in economics, however.
He earned his undergraduate degree in economics in May 2011.
He earned a master's degree in economics at Boston College.
He earned a doctorate in economics from the University of Texas.
He earned a master's degree in international economics from Yale in 1997.
The following year she earned a master's degree in economics at Cornell University.
He played college football for, and earned a degree in economics from, the University of Missouri.