第一讲、机构投资者概述 ■定义：specialised financial i intermediaries managing saving collectively on behalf of small investors towards specific objectives in terms of risk,return and maturity of claims 。主要类别 口养老金 口保险公司 口证券投资基金 第一讲、机构投资者概述  定义：specialised financial intermediaries managing saving collectively on behalf of small investors towards specific objectives in terms of risk, return and maturity of claims  主要类别  养老金  保险公司  证券投资基金