Crisis shocks often lead to changes in the interdependence across stock markets, and thus risk assessment and management. This paper investigates the extent to which the global financial crisis of 2008-2009, which was triggered by the US subprime crisis in 2007, and the European debt crisis...

This thesis examines the performance of different models of conditional betas and higher comoments in the context of the cross-section of expected stock returns, both in-sample and out-of-sample. I first examine the performance of different conditional market beta models by using monthly returns...

We provide an operational identification of the complete class of superlative index numbers to track the exact aggregator functions of economic aggregation theory. If an index number is linearly homogeneous and a second order approximation in a formal manner that we define, we prove the index to...