Stock and options are given to executives to motivate them. If the company does well, the stock and options are more valuable. Both Mayer and the other shareholders earn more.________________________给予管理人员股票和期权是为了激励他们工作.如果公司运行良好,股票和期权会更加值钱.梅耶尔和其他持股人都会赚更多钱.______________________