Financial bubbles have been present in the history of financial markets from the early days up to the modern age. An asset is said to exhibit a bubble when its market value exceeds its fundamental valuation. Although this phenomenon has been thoroughly studied in the economic literature, a...

Over the last two decades, default rates and market risk have increased substantially. A consequence of the growing global interlacing is a strong dependence between both individual stock returns and credit events. Risk management (especially risk diversification) is much more challenging,...