scholarly journals Complexity Uncertainty Analysis of Dynamic in a Dual-Channel Energy Supply Chain Model with Heterogeneous Retailers

2015 ◽  
Vol 2015 ◽  
pp. 1-10 ◽  
Author(s):  
Ting Li ◽  
Junhai Ma ◽  
Lijian Sun

This paper analyses the dynamics of dual-channel energy supply chain model with heterogeneous retailers (as regards the type of expectations’ formation). On the basis of analyzing the stabilities of four fixed points in the three-dimensional dynamic system, local stable regions of Nash equilibrium are obtained. Effects ofSon the stable regions and profit are studied. Simulation results show that the adjustment of price speed has an obvious impact on the complexity of competition. The performances of the model in different period are measured by using the index of average profit. The results show that unstable behavior in economic system is often an unfavorable outcome. So this paper discusses the application of parameters control method when the model is in chaos and then allows the oligarchs to eliminate the negative effects.

2014 ◽  
Vol 933 ◽  
pp. 902-906 ◽  
Author(s):  
Shu Juan Li ◽  
Ai Jun Liu

A two-level dual-channel supply chain model was established in which retailer had his own direct channel. Game model was constructed based on two cases of decentralized and centralized decision-making. Pricing strategies of manufacturer and retailer were studied. Impacts of different channel and different sale entities on manufacturer and retailer were examined. Results show that when channel substitution increases and market share of retailer direct channel is small, retailer should choose to give up direct channel and focus on retail channel sales and take direct channel as means of propaganda and brand promotion. When the difference of sale entities reduces, consumers can get more surplus.


Author(s):  
Amin Mahmoudi ◽  
Hassan Shavandi ◽  
Mohammad Reza Vakili

In this paper, we have proposed a dual-channel supply chain model in uncertain environment to analyze the demand of manufacturer and retailer demand in which the profit being maximized. Linguistic terms are also utilized to establish two fuzzy systems for estimating the demand in direct and retail channels. In order to do that, a mathematical model is proposed based on decentralized situation of supply chain. To solve the model, we have developed a hybrid solution method of genetic algorithm, fuzzy system, and L-P metric. Finally, several test problems are first generated; then, the computational results are analyzed.


Author(s):  
Jordi Castelló ◽  
Rodolfo de Castro ◽  
Andrea Bikfalvi

The present chapter aims to increase the understanding of possible supply chain models and their fit and most effective configuration in a typically engineer-to-order sector, namely the wind business. Our findings argue the pertinence of a Hybrid Supply Chain model combining elements of the Lean, Agile and Leagile paradigms upstream and the Project Management paradigm downstream in the case of a Wind Turbine Manufacturer. We also find that, depending on the complexity of the market and supply diversity, multiple decoupling points emerge. Through the present Wind Energy Supply Chain case, we find that for effective management of a global supply chain characterized by a high number of references and multiple technologies, it is necessary to mix different manufacturing paradigms in order to provide a quick, agile and competitive response to the customer.


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