Search Results - subject:"Commodity flows"

Column generation for solving large scale multi-commodity flow problems for passenger transportation

Lienkamp, Benedikt; Schiffer, Maximilian - In: European journal of operational research : EJOR 314 (2024) 2, pp. 703-717

Persistent link: https://www.econbiz.de/10014456895

Fuelling the World Economy : Seaports, Coal, and Oil Markets

Castillo Hidalgo, Daniel (ed.); Honorato, Cezar (ed.) - 2023

Chapter 1. Introduction -- Chapter 2. The Use of Coal in Maritime Transport and Maritime Station Networks: Routes, Stores and Companies, circa 1850-1930 -- Chapter 3. Bunkering in West Africa: The Case of Dakar -- Chapter 4. The Rhenish-Westphalian Coal Syndicate and the German Bunker Coal...

Persistent link: https://www.econbiz.de/10014312124

ОЦЕНКА ТОВАРОПОТОКОВ ВО ВНЕШНЕЭКОНОМИЧЕСКОЙ ДЕЯТЕЛЬНОСТИ ПРЕДПРИЯТИЙ

АЛЕКСАНДРОВНА, ШКВАРЧУК ЛЮДМИЛА - In: Бизнес Информ (2012) 3, pp. 54-57

В статье проведено исследование сущности товарных потоков, их видов и свойств. Осуществлено обобщение характеристик товарных потоков. Определены особенности...

Persistent link: https://www.econbiz.de/10011215832

Evaluation of Trade Flows in International Business

Shkvarchuk Lyudmila A.; Kovalenko Yekaterina S. - In: Business Inform (2012) 9, pp. 54-57

A study of essence of commodity flows, their kinds and properties is undertaken in the article. Generalization of … descriptions of commodity flows is carried out. The features of commodity flows evaluation are certain in foreign economic activity … of enterprises. The cost and sentinel burdens of commodity flows in foreign trade are analysed. …

Persistent link: https://www.econbiz.de/10010672126

Stronger multi-commodity flow formulations of the (capacitated) sequential ordering problem

Letchford, Adam N.; Salazar-González, Juan-José - In: European journal of operational research : EJOR 251 (2016) 1, pp. 74-84

Persistent link: https://www.econbiz.de/10011446200

Estimates of External Trade Flows of Kerela: (1975-76 and 1980-81)

Issac, T.M. Thomas - eSocialSciences - 2010

commodity flows, financial movements, labour migration and operations of national and international companies. The commodity … flows to and from the state, on the other hand, have so far received no systematic consideration. [Working Paper No. 246] …

Persistent link: https://www.econbiz.de/10008673464

Stronger multi-commodity flow formulations of the Capacitated Vehicle Routing Problem

Letchford, Adam N.; Salazar-González, Juan-José - In: European Journal of Operational Research 244 (2015) 3, pp. 730-738

The Capacitated Vehicle Routing Problem is a much-studied (and strongly NP-hard) combinatorial optimization problem, for which many integer programming formulations have been proposed. We present two new multi-commodity flow (MCF) formulations, and show that they dominate all of the existing...

Persistent link: https://www.econbiz.de/10011264302

The single allocation hub location problem: a robust optimisation approach

Ghaffari-Nasab, Nader; Ghazanfari, Mehdi; Saboury, Ali; … - In: European Journal of Industrial Engineering 9 (2015) 2, pp. 147-170

relatively new version of the single allocation hub location problem is addressed, in which quantity of the commodity flows …

Persistent link: https://www.econbiz.de/10011266507

Stronger multi-commodity flow formulations of the capacitated vehicle routing problem

Letchford, Adam N.; Salazar-González, Juan-José - In: European journal of operational research : EJOR 244 (2015) 3, pp. 730-738

Persistent link: https://www.econbiz.de/10011289947

Combined location and routing problems for designing the quality-dependent and multi-product reverse logistics network

Sheriff, K. M. Mahaboob; Nachiappan, Subramanian; Min, H. - In: Journal of the Operational Research Society : OR 65 (2014) 6, pp. 873-887

Persistent link: https://www.econbiz.de/10010375274