نتایج جستجو برای: supply side uncertainty

تعداد نتایج: 478480  

Behrooz Pourghannad Mehdi Sajadifar

The objective of this paper is to study an integrated two-supplier supply chain whose suppliers are unreliable. An unreliable supplier is alternative between available (ON) and unavailable (OFF) states which are considered to be independent exponential variables. The suppliers apply a continuous review policy and the retailer uses an adapted continuous review base on an(R,Q) policy. Transportat...

2017

With the trend of globalization, supply chains are increasingly extended and uncertainties associated with material flow along the supply chain have become a major challenge in the planning process. In this study, we examine the effect of supply uncertainty on dynamically managing a two-stage supply chain under both centralized and decentralized controls. Specifically, the downstream faces dema...

2008
Mingming Leng

This paper investigates supply chain coordination with side-payment contracts. We …rst summarize speci…c side-payment contracts and present our review on the literature that developed general sidepayment schemes to coordinate supply chains. Following our review, we discuss two criteria that a proper side-payment contract must satisfy, and accordingly introduce a decision-dependent transfer paym...

Journal: :INTERNATIONAL JOURNAL OF ADVANCED RESEARCH IN ENGINEERING & TECHNOLOGY 2019

E. Najafi H. Golpira M. Zandieh S. Sadi Nezhade

Many supply chain problems involve optimization of various conflicting objectives. This paper formulates a green supply chain network throughout a two-stage mixed integer linear problem with uncertain demand and stochastic environmental respects level. The first objective function of the proposed model considers minimization of supply chain costs while the second objective function minimizes CO...

N. Chiadamrong V. Piyathanavong

Models that aim to optimize the design of supply chain networks have gained more interest in the supply chain literature. Mixed-integer linear programming and discrete-event simulation are widely used for such an optimization problem. We present a hybrid approach to support decisions for supply chain network design using a combination of analytical and discrete-event simulation models. The prop...

Journal: :E3S web of conferences 2021

Maximizing the potential value of demand-side resources in terms network reliability and economy is a considerable challenge because their time-varying potentially complex operational characteristics. It urgent to take interactive relationship between supply demand side into consideration improve efficiency practicability distribution planning enhance utilization existing equipment. In this pap...

2002
Richard Blundell Costas Meghir Pedro Neves

This paper concerns the estimation of an intertemporal model for labour supply and consumption that recognises the presence of nonworkers and which is cast in a structural optimising framework that allows for uncertainty. Through the utilisation of a micro-data source that measures consumption and labour supply we are able to estimate a flexible preference model which incorporates comer solutio...

2004
Alan Dormer Alkis Vazacopoulos Nitin Verma Horia Tipi

Supply chains continually face the challenge of efficient decision-making in a complex environment coupled with uncertainty. While plenty of forecasting and analytical tools are available in the market to evaluate and enhance Supply Chains’ performance, the current functionalities are not sufficient to address issues related to efficient decision making under uncertainty. In this paper we discu...

Journal: :State and Local Government Review 2022

The COVID-19 pandemic pressured local governments to employ creative and untested economic development strategies stabilize private businesses. To explore how the uncertainty of impacted priorities officials, we surveyed officials about their initial response coupled with subsequent in-depth interviews in Cincinnati metropolitan region. Our analysis suggests that did not drastically alter use s...

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