Das Buch stellt die Grundlagen des Operations Management im Call Center anwendungsorientiert dar. Hierbei zielen die Autoren vorrangig auf Inbound Call Center ab, bei denen die Anrufe von außen eingehen. Im Vordergrund steht der Prozess der Leistungserstellung im Call Center. Zunächst wird die...

We use a long panel data set for four entry cohorts into an internal labor market toanalyze the effect of age on the probability to participate in different training measures.We find that training participation probabilities are inverted u-shaped with age and thatlonger training measures are...

The use of technical analysis by financial market professionals is not well understood. Thispaper thus analyzes survey evidence from 692 fund managers in five countries, the vast majorityof whom rely on technical analysis. At a forecasting horizon of weeks, technical analysis isthe most...

We consider a recently proposed class of nonlinear time series models and focus mainly onmisspecification testing for models of such type. Following the modeling cycle for nonlineartime series models of specification, estimation and evaluation we first treat how to choosean adequate transition...

In ESTAR models it is usually dfficult to determine parameter estimates, as it can be observedin the literature. We show that the phenomena of getting strongly biased estimators is aconsequence of the so-called identication problem, the problem of properly distinguishing thetransition function...

In this paper we analyze the distribution of fertility rates across theworld using parametric mixture models. We demonstrate the existence of twinpeaks and the division of the world's countries in two distinct components: ahigh-fertility regime and a low fertility regime. Whereas the signicance...

This study provides a unied growth theory to correctly predictthe initially negative and subsequently positive relationship between child mortalityand net reproduction observed in industrialized countries over the courseof their demographic transitions. The model captures the intricate...

This paper theoretically investigates how community approval or disapprovalaects school attendance and child labor and how aggregate behavior of thecommunity feeds back towards the formation and persistence of an anti- (or pro-)schooling norm. The proposed community-model continues to take...