Seminario 23/14 – Luis Guardiola (Universidad de Alicante): Distribution of surplus generated through cooperation in supply chains with multiple suppliers and retailers

supply-chain

Abstract The coordination of actions and the allocation of profit in supply chains under decentralized control play an important role in improving the profits of retailers and suppliers in the supply chain. We focus on supply chains under decentralized control in which noncompeting retailers can order from multiple suppliers to replenish their stocks. The goal…

Seminario 23/13 – Christian Blum (Artificial Intelligence Research Institute, IIIA-CSIC): Recent Developments in Hybrid Metaheuristics for Combinatorial Optimization

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A lot of research has been dedicated to solving combinatorial optimization problems during past decades, both in the Operations Research field and in Artificial Intelligence. As a result, researchers and/or practitioners are able to choose between a wide range of both exact and approximate techniques when faced with an optimization problem of that type. Nevertheless,…

Seminario 23/11 – Behzad Hezarkhani (Southampton Business School, University of Southampton): Global Agricultural Supply Chains under Tariff-Rate Quotas

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The tariff rate quota (TRQ) is a common market access instrument in global agricultural trade that allows a predetermined quantity of a product to be imported at a lower tariff rate than the rate typically applied to that product. In this study, we examine the design and administration of TRQ systems from an operations management…

Seminario 23/05 – Vicente Calabuig (U. de Valencia) – Elites, Inequality and the Emergence and Erosion of Progressive Taxation

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Abstract This paper theoretically explores the role of elites in the rise of progressive taxation in Western countries at the beginning of the XXth century and in its posterior erosion in the last four decades. We focus on its interaction with the level of inequality between the elite and the citizens. We analyse a stylized…

Seminario 23/01: Alejandro Saavedra-Nieves (Universidad de Santiago de Compostela): Sobre la aproximación de soluciones de juegos cooperativos

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El cómputo exacto de soluciones de juegos cooperativos presenta una alta complejidad computacional cuando el número de jugadores involucrados es lo suficientemente grande. En este sentido, las metodologías de muestreo se presentan como alternativa para su aproximación en general. En esta charla revisaremos algunas de las propuestas en la literatura basadas en muestreo, así como…

Seminario 22/14. Paul De Grauwe (London School of Economics and Political Sciences) – Trust and monetary policy

trust

El eminente economista Paul De Grauwe, en la víspera del día de la ceremonia en la que tendrá lugar su investidura como Doctor Honoris Causa de la Universidad de Murcia, impartirá un seminario/conferencia dirigido a los estudiantes del programa de doctorado DEcIDE y, en general, a todos los estudiantes y profesores de la Facultad de…

Seminario 22/08: Agustí Segarra Blasco (Universitat Rovira i Virgili). Investigar y divulgar: ¿dos caras de la misma moneda?

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La investigación científica y la divulgación, esto es poner al alcance de un público más amplio son dos caras de una misma moneda, pero no es lo mismo. Entre los científicos y también entre los economistas encontramos a grandes investigadores que con el paso de los años también se han convertido en divulgadores muy populares…

Seminario 22/06: José R. Morales (Universidad de Valladolid) Transboundary pollution and Economic Geography in a dynamic game framework

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This paper formulates and analyzes a dynamic game between two trading regions that face a transboundary pollution problem. We study how the distribution of firms and trade costs affect the optimal emission decision of governments and how the resulting environmental policy would alter the allocation of the industry between both countries. The underlying microeconomic behaviour…

Seminario 22/03: Juan Carlos Gonçalves (UMH-Ayuda Margarita Salas). Project Management

Project Management

Project management is an important body of knowledge and practices that comprises the planning, organization and control of resources to achieve one or more pre-determined objectives. In this presentation, we introduce ProjectManagement, a new R package that provides the necessary tools to manage projects in a broad sense, and illustrate its use by examples. We…

Seminario 21/16: Ricardo Martínez (Universidad de Granada): Compensation and sacrifice in the probabilistic rationing of indivisible units

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We consider the problem of randomly allocating indivisible units of a resource among agents with conflicting claims on the resource. In the two-agent case, we characterize three focal rules combining axioms reflecting principles of compensation and sacrifice: probabilistic uniform awards, probabilistic uniform losses and probabilistic concede-and-divide. In the general case of n agents, the two…