Department
of Mathematics
MAL843
Mathematical Modelling of Credit Risk
3
credits (3-0-0)
II Semester
2021-2022
Lecture Classes (Slot AD): Tuesday and Friday between 3:30 PM and 4:45 PM online.
Pre-requisite
1. MTL106
or MTL601, and
2. MTL732,
and
3. MTL733
or MTL725 or MCL770
Course Contents
1. Introduction
to credit risk
1.1 Credit
risk
1.1.1
Historical and risk
neutral probabilities
1.1.2
Bond prices and default
probability
1.2 Credit
risk modelling
1.3 Credit
derivatives
1.4 Modelling
assumptions
1.4.1
Probability space and
filtrations
1.4.2
The risk free asset
2. Single-name
credit derivatives
2.1 Credit
default swaps
2.1.1
Credit default swaps
pricing
2.1.2
Calibration assumptions
2.2 Credit
default swaps forward
2.2.1
Credit default swaps
pricing
2.3 Constant
maturity credit default swaps
2.3.1
Constant maturity
credit default swaps pricing
2.4 Options
on CDS
3. Collateralized
debt obligations
3.1 Gaussian
one factor model
3.2 Generic
one factor Levy model
3.3 Examples
of Levy models
4. Statistical
techniques of analyzing defaults
4.1 Credit
scoring with Logistic regression
4.2 Credit
scoring with discriminant analysis
4.3 Hazard
regression: Discrete case
4.4 Continuous
time survival analysis method
4.5 Markov
chains and transition probability estimation
5. Credit
Scoring models
5.1 Credit
scoring and internal rating
5.2 Construction
of credit scoring models
5.3 Logistic
regression
5.4 Fisher’s
linear discriminant analysis
6. Firm-value
Levy models
6.1 The
Merton model
6.2 The
Black-Cox model with constant barrier
6.3 The
Levy-first passage model
6.4 The
variance-gamma model
7. Intensity
Levy models
7.1 Intensity
models for credit risk
7.1.1
Jarrow-Turnbull model
7.1.2
Cox models
7.2 The
intensity-OU model
7.3 Calibration
of models on CDS term structure
Text
Books
1. Wim
Schoutens and Jessica Cariboni,
``Levy processes in credit risk”, John Wiley, 2009.
2. David
Lando, ``Credit risk modelling- Theory and
applications”,New age international publisher, 2005.
3. Suresh
Chandra, S. Dharmaraja, Aparna
Mehra, Reshma Khemchandani, ``Financial mathematics-An introduction”, Narosa Publisher, 2013.