نتایج جستجو برای: change costs

تعداد نتایج: 755268  

R. Moayedfar,

Today’s, a common problem in cities is increasing delay and reducing the speed of traffic. On the other wise increasing costs of acquisition in urban area are not allow new routes and highways. Also construction of new highway or street such as Imam Ali highway and Sadr highway in Tehran lead to develop new applications (such as BRT lane ,…) And become quickly saturate and less eff...

Journal: :Rel. Eng. & Sys. Safety 2012
Mustapha Nourelfath Farouk Yalaoui

A production system containing a set of machines (also called components) arranged according to a series-parallel configuration is addressed. A set of products must be produced in lots on this production system during a specified finite planning horizon. This paper presents a method for integrating load distribution decisions, and tactical production planning considering the costs of capacity c...

Journal: :Quarterly Journal of Economics 2022

Abstract Using 40 countries’ subnational data, we estimate age-specific mortality-temperature relationships and extrapolate them to countries without data today into a future with climate change. We uncover U-shaped relationship where extre6me cold hot temperatures increase mortality rates, especially for the elderly. Critically, this is flattened by higher incomes adaptation local climate. rev...

2011
Jiawei Chen Jan Brueckner Daniel Cerquera Matthew Chesnes Linda Cohen Ulrich Doraszelski Amihai Glazer Hugo Hopenhayn Marc Rysman Yossi Spiegel

Switching costs are prevalent in network industries, and this paper investigates their effects on market outcome. I find that the role of switching costs depends on network effects and the outside option. Without a viable outside option, high switching costs can neutralize the tendency towards market dominance associated with network effects, but with a viable outside option, switching costs fa...

Journal: :iranian journal of optimization 0
s.h nasseri department of mathematical sciences, mazandaran university, babolsar, iran davod darvishi department of mathematics, payame noor university

in the process of milk production, the highest cost relates to animal feed. based on reports provided by the experts, around seventy percent of dairy livestock costs included feed costs. in order to minimize the total price of livestock feed, according to the limits of feed sources in each region or season, and also the transportation and maintenance costs and ultimately milk price reduction, o...

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