Showing 161 - 170 of 972
Reverse Logistics has been stretching out worldwide, involving all the layers of supply chains in various industry sectors. While some actors in the chain have been forced to take products back, others have pro-actively done so, attracted by the value in used products One way or the other,...
Persistent link: https://www.econbiz.de/10005505029
In this paper, a bibliometric study of the computational intelligence field is presented. Bibliometric maps showing the associations between the main concepts in the field are provided for the periods 1996–2000 and 2001–2005. Both the current structure of the field and the...
Persistent link: https://www.econbiz.de/10005505030
This study proposes a test for mean-variance efficiency of a given portfolio under general linear investment restrictions. We introduce a new definition of pricing error or “alpha†and as an efficiency measure we propose to use the largest positive alpha for any vertex of the portfolio...
Persistent link: https://www.econbiz.de/10005505031
This chapter introduces the notion of how old economy brick-and-mortar firms are adapting their HRM policies and practices and the roles of their HR departments in light of newly introduced Web-based business-to-business transaction practices. It argues that the Internet has introduced three new...
Persistent link: https://www.econbiz.de/10005505032
In this paper we explore the relevance of dividends in the total equity return over longer time horizons. In addition, we investigate the effects of different reinvestment assumptions of dividends. We use a unique set of revised and corrected US equity data series, comprising monthly prices and...
Persistent link: https://www.econbiz.de/10005505033
In this paper portfolio problems with linear loss functions and multivariate elliptical distributed returns are studied. We consider two risk measures, Value-at-Risk and Conditional-Value-at-Risk, and two types of decision makers, risk neutral and risk averse. For Value-at-Risk, we show that the...
Persistent link: https://www.econbiz.de/10005505034
VMI (Vendor Managed Inventory) is a widely used cooperative inventory policy in supply chains in which each enterprise has its autonomy in pricing. This paper discusses a leader-follower Stackelberg game in a VMI supply chain where the manufacturer, as a leader, produces a single product with a...
Persistent link: https://www.econbiz.de/10005505035
In the last decade, companies have developed a large number of intelligent products. Due to the use of information technology, these products, for example, are able to work autonomously, cooperate with other products, or adapt to changing circumstances. Although intelligent products appear an...
Persistent link: https://www.econbiz.de/10005505036
Unlike their US counterparts, European convertible debt issuers tend to be large companies with small debt- and equity-related financing costs. Therefore, it is a puzzle why these firms issue convertibles instead of standard financing instruments. This paper examines European convertible debt...
Persistent link: https://www.econbiz.de/10005505037
Marketing managers often provide much poorer evaluations of model-based marketing decision support systems (MDSSs) than are warranted by the objective performance of those systems. We show that a reason for this discrepant evaluation may be that MDSSs are often not designed to help users...
Persistent link: https://www.econbiz.de/10005505038