نتایج جستجو برای: supply and demand

تعداد نتایج: 16855690  

Journal: : 2021

All successful infrastructure products and processes exemplify the collaboration of engineering economics in space time. In their respective domains, two specialized professions optimize supply demand (S / D) energy money. If priorities diverge, structural economic failures result. The various stages a bridge lifecycle transitions between them are examined as vulnerable nodes links where diverg...

پایان نامه :موسسه عالی آموزش و پژوهش مدیریت و برنامه ریزی 1386

چکیده ندارد.

Journal: :international journal of mathematical modelling and computations 0
s. mamizadeh chatghayeh islamic azad university, central tehran branch, tehran, iran young researches club v. abbasi university of science and culture, tehran iran, islamic republic of department of industrial engineering

spurred by intensifying competition in global markets, most companies have been increasingly implementing supply chain management (scm) and information systems (is) practices. as well, globalization policies have created a more intensive competition amongst manufacturers; in additional the priority of supply over demand, market competition and importance of some factor such as quality, accounta...

Journal: :The Quarterly Journal of Economics 1997

Iran is ranked as the ninth largest greenhouse gas producer in the world, with an annual emission of nearly 180 million tons of CO2 by thermal power plants.. The purpose of this research is to simulate and optimize the optimal economic and environmental load dispatch and a portfolio of efficiency improvement strategies on both supply and demand sides in MT1, MT2, and EEP scenarios in using the ...

We develop a price competition model for a new supply chain that competes in a market comprised of some rival supply chains. The new supply chain has one risk-neutral manufacturer and one risk-averse retailer in which the manufacturer is a leader and retailer is a follower. The manufacturer pays a fraction of the risk cost (caused by demand uncertainty) to the retailer. We apply this competitiv...

پرهیزکاری, ابوذر, مظفری, محمدمهدی ,

According to the importance of this issue in present study first using of time series data of years 2006-2012 and RCM-PRECIS simulation model the impacts of greenhouse gases emission on climatic variables temperature and precipitation under different scenarios in watersheds of Qazvin province was investigated. Then, in order to assess the impacts of climatic variables temperature and precipitat...

2015
Chien-Wei Chen Yueyue Fan

Amixed integer stochastic programming model is established to support strategic planning of bioenergy supply chain systems and optimal feedstock resource allocation in an uncertain decision environment. The two-stage stochastic programming model, together with a Lagrange relaxation based decomposition solution algorithm, was implemented in a realworld case study in California to explore the pot...

2006
Lawrence V. Snyder Zuo-Jun Max Shen

This paper explores the differences between demand and supply uncertainty in multi-echelon supply chains. Our central premise is that the insights gained from the study of one type of uncertainty often do not apply to the other. In fact, the two types of uncertainty are in a sense mirror images of each other, in that the optimal strategy for coping with supply uncertainty may be exactly opposit...

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