نتایج جستجو برای: demand uncertainty

تعداد نتایج: 263438  

Journal: :Energy Policy 2021

The regulation of electricity distribution networks faces new challenges, as consumer preferences for network services change, distributed energy resources are connected in increasing number, and advanced information communication technologies become ubiquitous. This work discusses how, within this context, national regulatory authorities Great Britain Italy already employ instruments establish...

2017
Fatemeh Torfi

In the current competitive, integrated approach to supply chain management and distribution network design, especially in conditions of uncertainty, in order to ensure timely needs of customers in terms of savings in costs and raise the level of customer service, in recent years. Estimating the stochastic demand for transportation distribution networks is a crucial factor in transport planning ...

Journal: :Journal of Advanced Mechanical Design, Systems, and Manufacturing 2017

Journal: :International Journal of Electrical Power & Energy Systems 2021

Journal: :Social Science Research Network 2021

Over the last years, there have been initiated several pilots with autonomous minibusses. Unlike regular bus services, minibusses serve a limited number of stops and more flexible schedules since they do not require drivers. This allows operation line through combination sublines, where subline serves subset consecutive in same order as original line. paper studies frequency setting (SFS) probl...

1998
CATHERINE PATTILLO

Panel data on Ghanaian manufacturing firms are used to test predictions from models of irreversible investment under uncertainty. Information on the entrepreneur’s subjective probability distribution over future demand for the firm’s products is used to construct the expected variance of demand, which is used as a measure of uncertainty. Empirical results support the prediction that firms wait ...

Journal: :مدیریت صنعتی 0
مجید هوشمندی ماهر دانش آموخته دکتری مدیریت تولید و عملیات، دانشکده مدیریت و حسابداری دانشگاه علامه طباطبایی، تهران، ایران مقصود امیری دانشیار گروه مدیریت صنعتی، دانشکدة مدیریت و حسابداری دانشگاه علامه طباطبایی؛ لعیا الفت دانشیار گروه مدیریت صنعتی، دانشکده مدیریت و حسابداری دانشگاه علامه طباطبایی

abstract: in most industries the cost of raw materials and component parts constitutes almost 60% percent of cost of a product (in some industries up to 80%). in this situation, proper sourcing can play a key role in an organization's efficiency and effectiveness, because it has a direct effect on cost reduction, profitability and flexibility of a company. in this paper, determining the op...

Significant decline in the slope of short-term oil supply and demand curves, along with the meaningful change in the degree of risk aversion in arbitrageurs encouraged us to test the time-varying effects of speculative demand on crude oil price dynamics over the period 1985-2016. Using a time-varying parameter vector autoregressive (TVP-VAR) model – with structural shocks identified by Killian ...

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