This study optimises manually derived rule-based expert system classification of objects according to changes in their properties over time. One of the key challenges that this study tries to address is how to classify objects that exhibit changes in their behaviour over time, for example how to...

Indien ist seit den 1990er Jahren international aufgestiegen. Die wichtigsten Ursachen dieses Erfolgs waren die Wirtschaftsreformen seit 1991 und die neuen internationalen Konstellationen nach dem Ost-West-Konflikt. Beides verschaffte dem Land in globalen Fragen deutlich mehr Gewicht. Allerdings...

India has risen internationally since the 1990s. The most important reasons for this success are its economic reforms since 1991 and new inter­national constellations since the East-West conflict. Both have earned the country a significantly greater say on global issues, but India’s rise is...

We decipher monetary policy shocks by directly connecting them to the stance a central bank expresses in its communication about different topics. To measure topic-specific central bank stances, we apply textual analysis techniques to press conference statements of the European Central Bank...

We explore the link between a firm's stock returns and its credit risk using a simple insight from structural models following Merton (1974): risk premia on equity and credit instruments are related because all claims on assets must earn the same compensation per unit of risk. Consistent with...

Using the pandemic as a laboratory, we show that asset markets assign a time- varying price to firms' disaster risk exposure. In 2020 the cross-section of realized and expected stock returns reflected firms' different exposure to the pandemic, as measured by their vulnerability to social...