It stands for credit-enhancing interest only strip; an I/O strip (interest only strip) that serves as a credit enhancer (credit...

It stands for credit-enhancing interest only strip; an I/O strip (interest only strip) that serves as a credit enhancer (credit...

An interest only strip that serves as a credit enhancer (credit enhancement). A credit-enhancing interest-only strip (I/O) is an on-balance...

An I/O strip (interest only strip) that serves as a credit enhancer (credit enhancement). A credit-enhancing interest-only strip (I/O) is...