scholarly journals A Three-Echelon Dual-Channel Supply Chain Model with Learning Effect Under the Return Policy

2021 ◽  
Vol 22 (2) ◽  
pp. 155-170
Author(s):  
Sujata Saha

In today's competitive and technologically developed era, many retailers have adopted an e-channel to increase sales, in addition to the existing traditional retail channel. Although many researchers studied this issue, there is hardly any research that comprehensively considers the learning-effect and return-policy. Therefore, this research aimed to develop an imperfect production dual-channel supply chain model consisting of a supplier, a manufacturer, and a retailer. The manufacturer also has a refurbishment unit adjacent to its production hub, where it reworks all the defectives. The main objective is to maximize the supply chain profit by considering factors, such as inspection error, return policy, and learning-effect of the employees. Finally, this model is analyzed with the Leader-follower relationship strategy and an integrated approach. The research found that the integrated approach is profitable for the entire supply chain, while commodity prices can be minimized. Sensitivity analysis is also presented in this study.

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.


2021 ◽  
Vol 2021 ◽  
pp. 1-25
Author(s):  
Ruchi Chauhan ◽  
Varun Kumar ◽  
Tapas Kumar Jana ◽  
Arunava Majumder

With the advancement of technology, many companies provide customization facilities to customers. This facility provides a vast variety to customers which enhances the level of customer satisfaction. This approach helps various technologically advanced companies to increase their profit. In this paper, a dual-channel supply chain model is developed with the aforementioned customization strategy with the target of increasing the profit of the firm. In dual-channel, the core or standard product is provided to the customer through a traditional retail channel, whereas the customized product is made available through the online channel. This article incorporates a modification in the existing dual-channel policy on the number of customers that switch between the offline and online channels. Moreover, a preassigned threshold value is also assumed which signifies the decrease in demand that takes place if the difference between the selling price of offline and online channels crosses a fixed specified threshold value. In addition to that, due to fluctuation and uncertainty of demand, both variability and randomness may occur simultaneously. Thus, the price-sensitive stochastic demand is considered to develop the dual-channel centralized supply chain model with customization. A max-min distribution-free approach is applied to deal with the randomness and variability of demand. The model is analyzed and validated with numerical experiments and graphical analysis. Consequently, the article concluded that it is better to adopt a dual-channel supply chain policy for better profitability than the traditional single-channel supply chain as this firm will be able to provide customized products to customers. Moreover, if the difference between the selling prices of the offline and online channels is greater than the preassigned threshold value, then the shifting of customers takes place depending upon the factor that which channel’s selling is less in comparison to another.


Author(s):  
Rekha Guchhait ◽  
Sarla Pareek ◽  
Biswajit Sarkar

Customer's aim is to obtain good quality products with less effort. Nowadays, the preference of online selling is very high compare to offline selling. A dual channel supply chain model is introduced to control the quality of products with more profit using buyback contract by reducing lost sale costs. Manufacturer sells product through retail and e-tail channel, i.e., by dual channel. Demand of products depends on e-tail price, retail price, demand sensitivity, advertisement of retail channel, service level of e-tail channel, and delivery cost e-tail channel. This delivery cost has inverse impact on demand of e-tail chain. This study finds the maximum profit for each case and compares results when advertisement and service level are not present in supply chain. The model is solved for centralized and decentralized ways for RC (retail channel) using Stackelberg game policy, EC (e-tail channel), and DC (dual channel). Numerical results give that the model obtains maximum profit at optimum point. Sensitivity analysis is conducted to test the effects of key parameters of the model.


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