Optimal Form of Retention for Securitized Loans under Moral Hazard

We address the moral hazard problem of securitization using a principal-agent model where the investor is the principal and the lender is the agent. Our model considers structured asset-backed securitization with a credit enhancement (tranching) procedure. We assume that the originator can affect th...

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Main Authors: Georges Dionne, Sara Malekan
Format: Article
Language:English
Published: MDPI AG 2017-10-01
Series:Risks
Subjects:
Online Access:https://www.mdpi.com/2227-9091/5/4/55
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author Georges Dionne
Sara Malekan
author_facet Georges Dionne
Sara Malekan
author_sort Georges Dionne
collection DOAJ
description We address the moral hazard problem of securitization using a principal-agent model where the investor is the principal and the lender is the agent. Our model considers structured asset-backed securitization with a credit enhancement (tranching) procedure. We assume that the originator can affect the default probability and the conditional loss distribution. We show that the optimal form of retention must be proportional to the pool default loss even in the absence of systemic risk when the originator can affect the conditional loss given default rate, yet the current regulations propose a constant retention rate.
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spelling doaj.art-f6061698f7e140cb9f6a62153eff01782022-12-21T19:26:36ZengMDPI AGRisks2227-90912017-10-01545510.3390/risks5040055risks5040055Optimal Form of Retention for Securitized Loans under Moral HazardGeorges Dionne0Sara Malekan1Department of Finance, HEC Montréal, 3000 Côte-Sainte-Catherine Road, Montreal, QC H3T 2A7, CanadaDepartment of Management, Science and Technology, Amirkabir University of Technology, 424 Hafez Ave, Tehran 15875-4413, IranWe address the moral hazard problem of securitization using a principal-agent model where the investor is the principal and the lender is the agent. Our model considers structured asset-backed securitization with a credit enhancement (tranching) procedure. We assume that the originator can affect the default probability and the conditional loss distribution. We show that the optimal form of retention must be proportional to the pool default loss even in the absence of systemic risk when the originator can affect the conditional loss given default rate, yet the current regulations propose a constant retention rate.https://www.mdpi.com/2227-9091/5/4/55securitizationoptimal retentionmoral hazardtranchingcredit enhancementconditional loss distribution
spellingShingle Georges Dionne
Sara Malekan
Optimal Form of Retention for Securitized Loans under Moral Hazard
Risks
securitization
optimal retention
moral hazard
tranching
credit enhancement
conditional loss distribution
title Optimal Form of Retention for Securitized Loans under Moral Hazard
title_full Optimal Form of Retention for Securitized Loans under Moral Hazard
title_fullStr Optimal Form of Retention for Securitized Loans under Moral Hazard
title_full_unstemmed Optimal Form of Retention for Securitized Loans under Moral Hazard
title_short Optimal Form of Retention for Securitized Loans under Moral Hazard
title_sort optimal form of retention for securitized loans under moral hazard
topic securitization
optimal retention
moral hazard
tranching
credit enhancement
conditional loss distribution
url https://www.mdpi.com/2227-9091/5/4/55
work_keys_str_mv AT georgesdionne optimalformofretentionforsecuritizedloansundermoralhazard
AT saramalekan optimalformofretentionforsecuritizedloansundermoralhazard