Harvard Business School takes the prestigious title of the world’s business school for 2021, that’s according to the CEOWORLD magazine. Wharton School earned itself a respectable second place, with MIT Sloan School of Management is ranked third. The 2021 rankings placed London Business School in fourth ahead of INSEAD Business School into fifth; while Said Business School ranked sixth and Columbia Business School seventh. The RSM is positioned at the 45th place.