Ontology highlight
ABSTRACT:
SUBMITTER: Munnix MC
PROVIDER: S-EPMC3437514 | biostudies-literature | 2012
REPOSITORIES: biostudies-literature
Münnix Michael C MC Shimada Takashi T Schäfer Rudi R Leyvraz Francois F Seligman Thomas H TH Guhr Thomas T Stanley H Eugene HE
Scientific reports 20120910
The understanding of complex systems has become a central issue because such systems exist in a wide range of scientific disciplines. We here focus on financial markets as an example of a complex system. In particular we analyze financial data from the S&P 500 stocks in the 19-year period 1992-2010. We propose a definition of state for a financial market and use it to identify points of drastic change in the correlation structure. These points are mapped to occurrences of financial crises. We fi ...[more]