The effects of the stock market and commodity prices on structural credit risk measures of airline companies

This paper sought to identify whether different expected default probabilities (EDPs) measures could be distinguished based on different stock market indices and commodity prices. Three structural credit risk models, namely, Merton (1974), Longstaff and Schwartz (1995) and Leland and Toft (1996) wer...

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Main Authors: Chng, Yuan Fang, Dai, Dan, Tay, Elaine Ee Ling
Other Authors: Lee Hon Sing
Format: Final Year Project (FYP)
Language:English
Published: 2009
Subjects:
Online Access:http://hdl.handle.net/10356/15097
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author Chng, Yuan Fang
Dai, Dan
Tay, Elaine Ee Ling
author2 Lee Hon Sing
author_facet Lee Hon Sing
Chng, Yuan Fang
Dai, Dan
Tay, Elaine Ee Ling
author_sort Chng, Yuan Fang
collection NTU
description This paper sought to identify whether different expected default probabilities (EDPs) measures could be distinguished based on different stock market indices and commodity prices. Three structural credit risk models, namely, Merton (1974), Longstaff and Schwartz (1995) and Leland and Toft (1996) were used to derive the EDPs. A sample of 83 U.S. airline companies was examined for the period between 2 January 1961 and 31 December 2007. After removing the time-series effects, a regression analysis was conducted against the Dow Jones Industrial Average, the AMEX Airline Index, and the West Texas Intermediate (WTI) crude oil prices. It was found that the Dow Jones Industrial Average better accounted for the EDPs calculated using the Longstaff and Schwartz model as opposed to the Merton and the Leland and Toft models. On the other hand, the WTI crude oil prices were better at accounting for the EDPs calculated using the Leland and Toft model. The results indicated that stock market information had greater explanatory power for the Longstaff and Schwartz model, whereas commodity prices provided greater explanatory power for the Leland and Toft model. These findings have potentially important implications for portfolio managers in the selection and adoption of EDPs measures in credit risk valuation.
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spelling ntu-10356/150972023-05-19T05:45:00Z The effects of the stock market and commodity prices on structural credit risk measures of airline companies Chng, Yuan Fang Dai, Dan Tay, Elaine Ee Ling Lee Hon Sing Nanyang Business School DRNTU::Business::Finance::Risk management This paper sought to identify whether different expected default probabilities (EDPs) measures could be distinguished based on different stock market indices and commodity prices. Three structural credit risk models, namely, Merton (1974), Longstaff and Schwartz (1995) and Leland and Toft (1996) were used to derive the EDPs. A sample of 83 U.S. airline companies was examined for the period between 2 January 1961 and 31 December 2007. After removing the time-series effects, a regression analysis was conducted against the Dow Jones Industrial Average, the AMEX Airline Index, and the West Texas Intermediate (WTI) crude oil prices. It was found that the Dow Jones Industrial Average better accounted for the EDPs calculated using the Longstaff and Schwartz model as opposed to the Merton and the Leland and Toft models. On the other hand, the WTI crude oil prices were better at accounting for the EDPs calculated using the Leland and Toft model. The results indicated that stock market information had greater explanatory power for the Longstaff and Schwartz model, whereas commodity prices provided greater explanatory power for the Leland and Toft model. These findings have potentially important implications for portfolio managers in the selection and adoption of EDPs measures in credit risk valuation. BUSINESS 2009-03-25T08:40:34Z 2009-03-25T08:40:34Z 2009 2009 Final Year Project (FYP) http://hdl.handle.net/10356/15097 en Nanyang Technological University 56 p. application/pdf
spellingShingle DRNTU::Business::Finance::Risk management
Chng, Yuan Fang
Dai, Dan
Tay, Elaine Ee Ling
The effects of the stock market and commodity prices on structural credit risk measures of airline companies
title The effects of the stock market and commodity prices on structural credit risk measures of airline companies
title_full The effects of the stock market and commodity prices on structural credit risk measures of airline companies
title_fullStr The effects of the stock market and commodity prices on structural credit risk measures of airline companies
title_full_unstemmed The effects of the stock market and commodity prices on structural credit risk measures of airline companies
title_short The effects of the stock market and commodity prices on structural credit risk measures of airline companies
title_sort effects of the stock market and commodity prices on structural credit risk measures of airline companies
topic DRNTU::Business::Finance::Risk management
url http://hdl.handle.net/10356/15097
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