This thesis presents a new strategy that unites qualitative and quantitative mass data in form of text news and tick-by-tick asset prices to forecast the risk of upcoming volatility shocks. Holger Kömm embeds the proposed strategy in a monitoring system, using first, a sequence of competing...

Introduction -- Discovery of the bond-stock earnings yield differential model -- Prediction of the 2007-2009 stock market crashes in the US, China and Iceland -- The high price-earnings stock market danger approach of Campbell and Shiller versus the BSEYD model -- Other prediction models for the...