Banks could achieve substantial improvements of their portfolio credit risk assessment by estimating rating transition matrices within a time-continuous Markov model, thereby using continuous-time rating transitions provided by internal rating systems instead of discrete-time rating information....

Investitionen bilden einen wesentlichen Bestandteil für das wirtschaftliche Wachstum einer Volkswirtschaft. Detaillierte Untersuchungen zu Strukturänderungen der Investitionstätigkeit von Wirtschaftszweigen liefern daher wesentliche Einblicke in wirtschaftliche Entwicklungstendenzen und...

Maximum likelihood estimation of discretely observed diffusion processes is mostly hampered by the lack of a closed form solution of the transient density. It has recently been argued that a most generic remedy to this problem is the numerical solution of the pertinent Fokker-Planck (FP) or...