Applications of random-matrix theory and nonparametric change-point analysis to three notable systemic crises
This paper studies association between changes in absorption ratio and aggregate market returns in three systemic crises across a broad class of assets. Time series of normalized eigenvalue estimates reveal that crises are characterized by a general breakdown of correlation structure. The structure...
Main Authors: | , , |
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Format: | Article |
Language: | English |
Published: |
AIMS Press
2018-06-01
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Series: | Quantitative Finance and Economics |
Subjects: | |
Online Access: | http://www.aimspress.com/article/10.3934/QFE.2018.2.413/fulltext.html |