<span style、"font-family: 宋体; font-size: small;"><span>利率的反向选择效应</span></span>
<span style、"font-family: 宋体; font-size: small;"><span>利率的激励效应</span></span>
<span style、"font-family: 宋体; font-size: small;"><span>利率的选择效应</span></span>
<span style、"font-family: 宋体; font-size: small;">利率的正向选择效应</span>