If I listened to my customers, I would have invented a very fast horse.
1.1 GETTING STARTED
A simplified “cash” structure, also known as a “true sale” structure, is illustrated in Figure 1.1. A seller sells assets into a trust from which bonds are issued to investors. The adjective “cash” is used to denote that real assets are purchased with cash collected from issued bonds. This is opposed to a synthetic structure where credit default swaps (CDSs) are entered into (discussed later in this chapter). The adjective “true sale” refers to the transfer of the assets into a trust or special-purpose vehicle (SPV) from the sellers. The transfer is a legal sale, isolating the assets from the seller.
The assets reside in the trust and generate interest and principal (I + P) cash flows. These collateral cash flows are routed to the various bonds that were issued as liabilities. The rationale behind this generic structure is to transform a group of assets with certain average credit risk into a set of bonds of distinct credit risks. These risks may be formalized by virtue of having a rating agency assign ratings (e.g., senior bonds are rated AAA).1 The bonds are partitioned in an attempt to meet investor demand for different risks. The structure satisfies various counterparties ...