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The combined cutting stock and lot-sizing problem in industrial processes
This paper analyses the trade-off that arises when we solve the cutting stock and lot-sizing problem by taking into account the production planning for various periods. Expand
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A Lagrangian relaxation approach to a coupled lot-sizing and cutting stock problem
In this paper, a coupled mathematical model is formulated and a heuristic method based on Lagrangian relaxation is proposed. Expand
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Efficiency decomposition approach: A cross-country airline analysis
  • M. Gramani
  • Business, Computer Science
  • Expert Syst. Appl.
  • 1 April 2012
In this paper a two-phase data envelopment analysis approach is proposed in order to examine in a separated way the operational and financial performances for airlines. Expand
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Technical efficiency of business administration courses: a simultaneous analysis using DEA and SFA
In this paper, both these methodologies are applied to measure the efficiency of higher education courses, especially the business administration courses offered by private for-profit institutions that focus just on education and located in the same geographical region. Expand
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Inter-Regional Performance of the Public Health System in a High-Inequality Country
Previous cross-country studies have revealed a relationship between health and socio-economic factors. However, multinational studies that use aggregate figures could obfuscate the actual situationExpand
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Impact of regional airline’s efficiency: a country-specific study over successive time periods
In general, studies point to the impact of low cost companies on the efficiency of full service carriers, however; there is great potential for regional airline growth in Brazil, and in that senseExpand
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A case study of a winter heavy rainfall over Serra do Mar in Brazil
Due to the frequent heavy rainfall and steep slopes, Serra do Mar is a mountain range vulnerable to hazards such as landslides. These mountains are located in Southeast of Brazil and lie along theExpand
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The impact of the performance of basic education institutions in the quality of higher education
Ensaio: aval. pol. públ. Educ., Rio de Janeiro, v. 19, n. 72, p. 679-702, jul./set. 2011 Resumo Esta pesquisa analisou a eficiência educacional das Unidades Federativas (UF) do Brasil, relacionando oExpand