Die globale Klimapolitik befindet sich in einer Sackgasse. Während die Klimaforscher drastische Maßnahmen fordern, um die Emissionen von Klimagasen zu begrenzen, nimmt der Ausstoß dieser Gase zu. Wird die Entwicklung der Treibhausgasemissionen allein am Kohlendioxid gemessen, muss weltweit...

Volatility break robust panel unit root tests (PURTs) recently proposed by Herwartz and Siedenburg (Computational Statistics & Data Analysis 2008, 53, 137-150) and Demetrescu and Hanck (Econometrics Letters 2012, 117, 10-13) have different performances under both the null and local alternatives....

In many forecast evaluation applications, standard tests as well as tests allowing for time‐variation in relative forecast ability build on heteroskedasticity‐and‐autocorrelation consistent (HAC) covariance estimators. Yet, the finite‐sample performance of these asymptotics is often...

Judging by its significant potential to affect the outcome of a game in one single action, the penalty kick is arguably the most important set piece in football. Scientific studies on how the ability to convert a penalty kick is distributed among professional football players are scarce. In this...