The UAE has shown a strong interest in improving education and research. Enterprises include the establishment of the CERT Research Centres and the Masdar Institute of Science and Technology and Institute for Enterprise Development. According to the QS Rankings, the top-ranking universities in the country are the United Arab Emirates University (421–430th worldwide), Khalifa University (441–450th worldwide), the American University of Sharjah (431–440th) and University of Sharjah (551–600th worldwide). United Arab Emirates was ranked 34th in the Global Innovation Index in 2020, up from 36th in 2019.