When the U.S. Environmental Protection Agency rejected a request to waive the Renewable Fuel Standard in November 2012, it examined a wide variety of evidence, including modeling of the impact that a waiver would have on ethanol use, corn prices, and food prices.
Joan Magretta, M.B.A., Ph.D., is an award-winning contributor to the Harvard Business Review, where she was the strategy editor during the 1990s. Before that she was a partner at Bain & Company, a leading management consulting firm. Become a Fan.
Joan of Arc, nicknamed The Maid of OrlÃ©ans (French: Jeanne d'Arc, Jan. 30 May She led the French army to several important victories during the Hundred Years' War, which paved the way for the coronation of Charles VII of France.