Business professor announces ranking of nation’s most innovative companies​​

​The CNBC RQ50 ranking is based on the research quotient (RQ), developed by Anne Marie Knott, PhD, professor of strategy at Washington University in St. Louis’ Olin Business School. RQ is a measure of firms’ research and development (R&D) productivity. It captures the expected increase in revenue from a 1 percent increase in R&D.​​​