Showing 31 - 40 of 72
Mathematics plays a vital role in many areas of finance and provides the theories and tools that have been widely used in all areas of finance. In this editorial, we tell authors the ideas on what types of papers we will accept for publication in the area of mathematical finance. We will discuss...
Persistent link: https://www.econbiz.de/10012611266
Purpose: This paper intends to provide a comparative analysis of the Czech, the Hungarian, the Polish and the Slovak railway development strategies in light of the evolution of transport needs, travel habits, freight volumes, and regional business relations. By offering a general SWOT analysis...
Persistent link: https://www.econbiz.de/10012622986
Statistik ist jedoch bisher nicht systematisch untersucht worden. Dieser Artikel bietet einen Überblick über die bislang …Mobile network data are considered a promising new data source, but its quality for use in official statistics has … the existing official data. However, the production of statistics in line with the official quality criteria is currently …
Persistent link: https://www.econbiz.de/10013408696
conducted by Statistics South Africa, this study attempts to shed light on individual preferences for working more hours in the …
Persistent link: https://www.econbiz.de/10014332665
Leadership scholars are faced with pressing methodological issues that challenge our current scholarship. In this paper, we discuss methodological concerns such as multilevel hypothesis testing, construct validity of group-level scales, sampling countries in cross-cultural research, self-report...
Persistent link: https://www.econbiz.de/10010435838
Die aktuelle Wirtschaftskrise wirft die Frage auf, ob nicht durch eine bessere Ausschöpfung der in den verschiedenen Frühindikatoren enthaltenen Informationen die aufgetretenen Prognosefehler hätten vermieden werden können. Dies gilt insbesondere vor dem Hintergrund des überraschend...
Persistent link: https://www.econbiz.de/10011602002
Persistent link: https://www.econbiz.de/10011602029
Persistent link: https://www.econbiz.de/10011475470
Durch die anstehende Revision der Volkswirtschaftlichen Gesamtrechnungen rechnet sich auch Deutschland reicher: Das Bruttoinlandsprodukt wird merklich höher ausfallen, wie schon bei den früheren Revisionen, und auch das Anlagevermögen nimmt rechnerisch deutlich zu. Bedeutsam hierfür ist die...
Persistent link: https://www.econbiz.de/10011477709
Applying a probabilistic causal approach, we define a class of time series causal models (TSCM) based on stationary Bayesian networks. A TSCM can be seen as a structural VAR identified by the causal relations among the variables. We classify TSCMs into observationally equivalent classes by...
Persistent link: https://www.econbiz.de/10010295294