Complexity in financial markets is slowly overwhelming canonical statistical modelling. With global crises which stemming from contagion effects becoming more frequent, new tools for financial distress transmission c apture are needed. Graph theory , with its branch on minimum spanning trees can...

In this paper, we investigate the temporal dynamics of correlations between sentiment indices worldwide. Employing the tools of Random Matrix Theory (RMT) and Principal Component Analysis (PCA), our paper aims to extract latent information embedded in the interactions between economic and...

The 1980s and 1990s have been marked with a series of financial and banking crises all over the world. This turned the attention of economists to such questions as how a financial system should be structured in order to reduce the vulnerability of an economy to the risk of a crisis, or what...