Vehicle routing problem is one of the most important issues in transportation. Among VRP problems, the competitive VRP is more important because there is a tough competition between distributors and retailers. In this study we introduced new method for VRP in competitive environment. In these methods Two-Person Nonzero Sum games are defined to choose equilibrium solution. Therefore, revenue giv...

1 ( Economics Faculty, Widyagama University, Malang, Indonesia ) 2,3,4 ( Economics and Business Faculty, Brawijaya University, Malang, Indonesia ) ____________________________________________________________________ Abstract: This study aimed to test empirically: 1). Effect of external business environment adaptability to company performance. 2). Effect of external business environment adaptabi...

We present strategies for “online” dynamic power management(DPM) based on the notion of the competitive ratio that allows us to compare the effectiveness of algorithms against an optimal strategy. This paper makes two contributions: it provides a theoretical basis for the analysis of DPM strategies for systems with multiple power down states; and provides a competitive algorithm based on probab...

Based on the unidirectional conversion model, we investigate a practical buy-and-hold trading problem. This problem is useful for long-term investors, we use competitive analysis and game theory to design some trading rules in the securities markets. We present an online algorithm, Mixed Strategy, for the problem and prove its competitive ratio 1+ (n−1)t 2 , where n is the trading horizon and t...

nowadays with high competition in area of business, companies have to use different strategies in order to face and control this competition. without doubt not only use of these strategies influences on packaging but also this issue affect on companies’ performance. hence, aim of this research is to study differentiation strategy of porter as a competitive strategy on organizational performance...

abstract. at the same success in today's competitive world, we need appropriate marketing strategy, and from the other hand, the main objective of any financial organization, improve performance assessment of performance, one of the best ways to improve performance in organizations. the purpose of this study was to analyze the impact of marketing strategy, organizational performance in the...

paying attention to customers is necessary for continuing operation in competitive markets today. through customers’ satisfaction, organizations can reduce production costs and increase their revenues. customer relationship management can help the managers and organizations with establishing a constructive relationship with customers and maintaining them. therefore, developing and deploying an ...

the present study aims to evaluate and rank marketing appropriate strategies so as to capture sustainable competitive advantage in 3 to5-star private hotels of mazandaran province. due to a comprehensive overview of literature related to marketing strategies, the features and capabilities available in the non-governmental hotels and a conceptual model based on 3and 5-star indicators (capabiliti...