There is strong empirical evidence that the pricing kernel is Ushaped,which provides a way to explain the substantial coskewnesspremium. Existing studies typically use a polynomial approximationof the pricing kernel. Problematically, these polynomials have, inmost cases, increasing parts by...

Many statistical applications require an estimate of a covariance matrix and/or its inverse.When the matrix dimension is large compared to the sample size, which happensfrequently, the sample covariance matrix is known to perform poorly and may suffer fromill-conditioning. There already exists...

In this paper, I assess whether earnings-dependent maternity leave positively impacts fertility and narrows the baby gap between highly educated (high-earning) and less-educated (low-earning) women. I exploit a major maternity leave benefit reform in Germany that considerably increased the...

The trend in the world real interest rate for safe and liquid assets fluctuated close to 2 percent for more than a century, but has dropped significantly over the past three decades. This decline has been common among advanced economies, as trends in real interest rates across countries have...

We use worker-firm matched data from Homebase to construct new real-time estimates of the impact of the COVID-19 pandemic on employment and hours worked of small businesses. We find four key results: (1) employment of small businesses in four of the hardest hit service sectors contracted by an...

In den vergangenen Jahren hat die Zahl der Pensionäre (ehemalige Beamte, Richter und Soldaten) in Deutschland deutlich zugenommen. Damit gehen immer höhere Versorgungsausgaben einher, die Bund, Länder und Gemeinden aufbringen müssen. Der demographische Wandel könnte in Zukunft nicht nur...

Die vorliegende Studie ist der Frage gewidmet, wie sich verschiedene demografische, sozioökonomische und persönliche Faktoren auf die Diskrepanz zwischen der tatsächlichen und der gewünschten wöchentlichen Arbeitszeit eines Individuums auswirken. Die Untersuchung von Arbeitszeitdiskrepanzen...