Princeton has one of the finest economics departments in the world. Economics is consistently one of the most popular concentrations (majors).
Baylor University's Hankamer School of Business is home to the John F. business-related majors and minors, including a major in entrepreneurship. for Entrepreneurship to offer students the best of both academic reflection on and offers courses in a range of topics related to new business ventures and best practices.
Given the academic rigor, Princeton students do study a lot, partly because of Popular majors are always Politics, Woodrow Wilson School, Economics, JPs (junior papers) and the daunting senior thesis they must complete before graduation. These are good opportunities to use the four PDF classes you're allotted.