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Default Clustering in Large Portfolios: Typical and Atypical Events
Large Portfolios Default Clustering Typical Atypical Events
2011/7/22
Abstract: We develop a dynamic point process model of correlated default timing in a portfolio of firms, and analyze typical and atypical default profiles in the limit as the size of the pool grows. I...
A new space-time model for volatility clustering in the financial market
space-time model volatility clustering financial market
2010/10/18
A new space-time model for interacting agents on the financial market is presented. It is a combination of the Curie-Weiss model and a space-time model introduced by J\"arpe 2005. Properties of the m...
We use techniques from network science to study correlations in the foreign exchange (FX) market over the period 1991–2008. We consider an FX market network in which each node represents an exchange r...