Today is Warren Buffett's last day as Berkshire CEO. Business leaders tell us what they learned from him CNNWarren Buffett Retires With a $184 Billion Warning to Investors. History Says the Stock Market Will Do This in 2026. The Motley Fool‘Be fearful when others are greedy': Warren Buffett's sharpest lessons in investing The GuardianWarren Buffett's departure is putting a 'succession discount' on Berkshire Hathaway stock, a strategist says Business Insider