<p>The University of Chicago has a pretty chill Mathematics with Specialization in Economics Major [<a href=“http://www.math.uchicago.edu/undergrad/concentration.html#econ][/url”>http://www.math.uchicago.edu/undergrad/concentration.html#econ][/url</a>], although it might be a bit of a reach for you, given your GPA and/or ACT.</p>