A、<p><span style="font-size:14px;font-family:宋体">风险较低</span></p>
B、<p><span style="font-size:14px;font-family:宋体">抵补通货膨胀效应</span></p>
C、<p><span style="font-size:14px;font-family:宋体">流动性弱</span></p>
D、<p><span style="font-size:14px;font-family:宋体">信息不对称程度较低</span></p>