Mostrando ítems 41-53 de 53

    The impact of effective factors on the Iranian electricity market in comparison to the Spanish electricity market 

    Nasrazadani, Hajar (Fecha de defensa: 2016-03-01)

    Electricity market analysis is important to access strategic market information which can be further employed to pass energy policies. Due to the advantages of privatization, the Iranian government has taken certain ...

    Improving urban deliveries via collaboration 

    Roca Riu, Mireia (Fecha de defensa: 2015-12-22)

    Distribution of goods is essential for the economic development of cities but at the same time it entails several problems to the urban systems and different stakeholders. Carriers spend a significant portion of their cost ...

    Contributions to industrial statistics 

    Fontdecaba Rigat, Sara (Fecha de defensa: 2015-12-23)

    This thesis is about statistics' contributions to industry. It is an article compendium comprising four articles divided in two blocks: (i) two contributions for a water supply company, and (ii) significance of the effects ...

    Medium-term power planning in electricity markets with renewable generation sources 

    Marí Tomàs, Laura (Fecha de defensa: 2015-09-25)

    The problem addressed in this thesis is the medium-term generation planning over a yearly horizon of a generation company participating in a liberalized electricity market with pool auction of generation and consumption ...

    A principal component method to analyse disconnected frequency tables by means of contextual information 

    Kostov, Belchin Adriyanov (Fecha de defensa: 2015-07-10)

    This thesis arises from the need to deal with open-ended questions answered in different languages in international surveys. For every language, the free answers are encoded in the form of a individuals x words lexical ...

    Modelling with heterogeneity 

    Lamberti, Giuseppe (Fecha de defensa: 2015-06-22)

    When collecting survey data for a specific study it is usual to have some background information, in the form for example, of socio-demographic variables. In our context, these variables may be useful in identifying potential ...

    Mathematical programming based approaches for classes of complex network problems : economical and sociological applications 

    Nasini, Stefano (Fecha de defensa: 2015-01-29)

    The thesis deals with the theoretical and practical study of mathematical programming methodologies to the analysis complex networks and their application in economic and social problems. More specifically, it applies ...

    Análisis conjunto de múltiples tablas de datos mixtos mediante PLS 

    González Rojas, Victor Manuel (Fecha de defensa: 2014-11-28)

    The fundamental content of this thesis corresponds to the development of the GNM-NIPALIS, GNM-PLS2 and GNM-RGCCA methods, used to quantify qualitative variables parting from the first k components given by the appropriate ...

    Economic evaluation in health research: cohort simultation and applications 

    Pérez Álvarez, Nuria (Fecha de defensa: 2014-07-23)

    Currently, resources that may be spent in health care are limited so it is necessary to rationalize their consumption and prioritise their allocation to the options with higher health outcome and economic sustainability. ...

    Conjoint design of railway lines and frequency setting under semi-congested scenarios 

    López Ramos, Francisco (Fecha de defensa: 2014-02-24)

    This thesis develops mathematical programming models which integrate network design (ND) and line frequency setting (LFS) phases. These appear in transport planning studies that extend an existing urban public transportation ...

    A mesoscopic traffic simulation based dynamic traffic assignment 

    Linares Herreros, Mª Paz (Fecha de defensa: 2014-04-24)

    In terms of sustainability, traffic is currently a significant challenge for urban areas, where the pollution, congestion and accidents are negative externalities which have strongly impacted the health and economy of ...

    The level of adoption of analytical tools 

    Barahona Torres, Igor (Fecha de defensa: 2013-07-26)

    This PhD thesis is focused on disclosing features that might cause the increase in the use of analytical tools for better decision making. The theoretical part of this research is developed in two phases. At first, an ...

    Decisions that make things work better: an analysis of the quality concept 

    Camps Lorente, Oriol (Fecha de defensa: 2012-07-06)

    The present thesis is aimed at analyzing the concept of quality and at dis-cussing, in a unified manner, its role not only in operations management but also in strategic thinking. It criticizes the widespread view that ...