Duff & Phelps Corporation (NYSE: DUF), a leading independent financial advisory and investment banking firm, announced that The Ohio State University students Chris DiYanni, Zachary Messenger and John Weiler emerged as the first place winning team in Duff & Phelps' YOUniversity Deal Challenge 2011. RSM's endowment in Business Analysis & Valuation sponsored by Duff & Phelps is mentioned.