NO.PZ2020021002000093
问题如下：
How do the SEC's risk retention provisions force banks to have "skin in the game"?
选项：
解释：
The rules require securitizers to retain, without recourse to risk transfer or mitigation, at least 5% of the credit risk.
老师可以再白话一点讲下这个SEC's-risk-retention是怎么操作的吗
