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The 2007 global financial crisis led to a chaotic financial environment characterized by highly uncertain and volatile stock markets. This created additional uncertainty about the fundamental value of shares and potentially increased the benefit of inside information. In this paper, we use event...
Persistent link: https://www.econbiz.de/10009392909
We use a nonparametric approach to investigate the relationship between farm produc- tivity and farming scale. A Kernel regression is used on data of mixed cropping systems to study the determinants of production including different factors that have been identifieed in literature as missing...
Persistent link: https://www.econbiz.de/10009392910
Background: Although mission statements are one of the most popular management instruments, little is known about the nature and direction of the presumed relationship between mission statements and organizational performance. In particular, empirical insights into the degree of mission...
Persistent link: https://www.econbiz.de/10009392911
Recently, variable selection by penalized likelihood has attracted much research interest. In this paper, we propose adaptive Lasso quantile regression (BALQR) from a Bayesian perspective. The method extends the Bayesian Lasso quantile regression by allowing different penalization parameters for...
Persistent link: https://www.econbiz.de/10009392912
In this paper we study the characteristics of population based meta-heuristics that distinguish the procedures from a standard meta-heuristic and that positively contribute to the quality of the solutions obtained. More precisely, we investigate and discuss the importance of a wellconsidered...
Persistent link: https://www.econbiz.de/10009392913
We examine the impact of distressed acquisitions on acquirer volatility and default risk for a worldwide sample of distressed firms using several risk measures. We find that, on average, absolute levels of historical and implied volatility do not change following a distressed acquisition....
Persistent link: https://www.econbiz.de/10009392914
Custom packs group medical disposable items into a single sterile package that is used for surgical procedures. Although custom packs constitute a well-known concept in the hospital setting, little is known on methodologies to configure them, especially if the number of medical items, procedures...
Persistent link: https://www.econbiz.de/10009392915
This study investigates whether and to what extent further unemployment experience for youths who are already long-term unemployed imposes a penalty on subsequent labor market outcomes. We propose a flexible method for analyzing the effect on wages aside of transitions from unemployment and...
Persistent link: https://www.econbiz.de/10009392916
The single-vehicle cyclic inventory routing problem (SV-CIRP) consists of a repetitive distribution of a product from a single depot to a selected subset of customers. For each customer, selected for replenishments, the supplier collects a corresponding fixed reward. The objective is to...
Persistent link: https://www.econbiz.de/10009392917
In this paper, an Artificial Immune System (AIS) algorithm for the resource availability cost problem (RACP) is presented, in which the total cost of the (unlimited) renewable resources required to complete the project by a pre-specified project deadline should be minimized. The AIS algorithm...
Persistent link: https://www.econbiz.de/10009392918