Using data from the German Socio-Economic Panel Study (GSOEP), we analyze whether necessity entrepreneurs differ from opportunity entrepreneurs in terms of self-employment duration. Using univariate statistics, we find that opportunity entrepreneurs remain in self-employment longer than...

We study the nonparametric calibration of exponential, self-decomposable Levy models whose jump density can be characterized by the k-function, which is typically nonsmooth at zero. On the one hand the estimation of the drift, the activity measure alpha:= k(0+) + k(0-) and analog parameters for...

Posner (1995) proposes the redistribution of health spending from old women to old men to equalize life expectancy. His argument is based on the assumption that the woman's utility is higher if her husband is alive. Using self-reported satisfaction measures from a long-running German panel...

In dieser Arbeit kommt ein neuer ökonometrischer Ansatz für Paneldaten zum Einsatz, welcher den Umgang mit persistenter, unbeobachtbarer Heterogenität in allgemeinen nichtseparablen und nonparametrischen Konstellationen ermöglicht. Der Ansatz geht zurück auf Hoderlein und White (2009)....