BIS Working Papers No 289 Incentives and tranche retention in securitisation: a screening model by Ingo Fender and Janet Mitchell Monetary and Economic Department September 2009 JEL classification: D82, D86, G21, G28. Keywords: Retention requirements, Screening incentives, Securitisation, Tranching. BIS Working Papers are written by members of the Monetary and Economic Department of the Bank for International Settlements, and from time to time by other economists, and are published by the Bank. The papers are on subjects of topical interest and are technical in character. The views expressed in them are those of their authors and not necessarily the views of the BIS. Copies of publications are available from: Bank for International Settlements Communications CH-4002 Basel, Switzerland E-mail:
[email protected] Fax: +41 61 280 9100 and +41 61 280 8100 This publication is available on the BIS website (www.bis.org). © Bank for International Settlements 2009. All rights reserved. Brief excerpts may be reproduced or translated provided the source is stated. ISSN 1020-0959 (print) ISBN 1682-7678 (online) Incentives and Tranche Retention in Securitisation: A Screening Model Ingo Fender (Bank for International Settlements) and Janet Mitchell (National Bank of Belgium and CEPR)y First draft: November, 2008z This version: September, 2009 Abstract This paper examines the power of di¤erent contractual mechanisms to in‡uence an originator’schoice of costly e¤ort to screen borrowers when the originator plans to securitise its loans. The analysis focuses on three potential mechanisms: the originator holds a “vertical slice”, or share of the portfolio; the originator holds the equity tranche of a structured …nance transaction; the originator holds the mezzanine tranche, rather than the equity tranche.