Greg Abel tells Berkshire investors its cash holdings are not a retreat from dealmaking
格雷格•阿贝尔向伯克希尔投资者表示，其现金储备并非撤出并购交易

New chief executive publishes his first letter to shareholders after Warren Buffett’s retirement
新任首席执行官在沃伦•巴菲特退休后发表首封致股东信。