Georgetown University in Qatar offers a degree in International Economics. I encourage you to look at the web page for courses available (the ones that start with ECO). For the next fall, you can find a list of courses under
http://qatar.sfs.georgetown.edu/academics/courses/93008.html

Some of them are
Micro economics, Macro economics, International Trade, International Finance, the Global Financial System, Economics of the Middle East, a few topics courses.

There is also a grad program in Islamic Studies by the faculty of Islamic Studies that is also located in Education City. They have a great program in Islamic Finance if you are interested.