United Airlines has asked a federal judge to dismiss a lawsuit claiming it unfairly charged passengers extra money to sit in “window seats” that, to their surprise, lacked windows. Passengers filed proposed class actions in August against United and Delta …

Warren Buffett on Monday assured Berkshire Hathaway shareholders they need not worry about his upcoming departure as chief executive, giving a full-throated endorsement to his successor Greg Abel and promising to remain a major shareholder. In a letter to Berkshire …