Jonathan Rapkin can assist you. He will place your data into a directory on the SSCF system with access available to all. This does not mean he will find you data. Terry Keegan, a reference librarian at Olin, can be very helpful. You can also consult your colleagues as they now have some experience in this endeavor.
Social scientists work in muddy information arenas.
No interesting empirical work is easy. Finding useful and relevant information promises to be challenging. Keep in mind you need political as well as economic data. You will make a presentation on you work during final s week. Finally, public presentation of research is a significant part of your future as a teacher and researcher.