TRANSPORT AND COMMUNICATIONS

Author: LOSADA LOPEZ RAMIRO.
Year: 2004.
University: CARLOS III DE MADRID [www.uc3m.es].
Place of defense: FACULTAD DE CIENCIAS SOCIALES Y JURIDICAS.
Place of preparation: UNIVERSIDAD CARLOS III DE MADRID.

Summary: In this thesis the author analyzes four regulatory problems of the telecommunications market. The author analyzes the regulation that is in force and in turn proposed new forms of regulation that improve social welfare. The four problems that the author discusses are: "As the Universal Service fund. The author proposes an alternative regulation stronger than improving social welfare, this regulation breaks with the paradigms of proportionality and competitive neutrality, as proposed by the European Union." Implications the various ways to define affordable in the context of Universal Service. The author gives new definitions affordable to break with the strategic advantage that companies enjoy with the current definitions. "The convenience of leaving telecom operators sign agreements to jointly construct part of the network. The author finds that the agreements should be permitted, but when phone licenses have been given by the auction presence of a regulator is needed . "As regulate interconnection costs for firms with market power. The author intends to continue with the current regulation and not implement the new reforms proposed.

Author: JIMÉNEZ SÁNCHEZ JOSÉ ELIAS.
Year: 2006.
University: POLITÉCNICA DE VALENCIA [www.upv.es].
Place of defense: UNIVERSIDAD POLITÉCNICA DE VALENCIA.
Place of preparation: UNVIERSIDAD POLITÉCNICA DE VALENCIA.

Summary: The efficient management of the supply chain requires the integration of various logistics. In particular, important benefits including reducicón costs and improvements in the level of service can be achieved by coordinating the activities of transportation and inventory management. In that direction, there were three models optimization bicriterio (cost and service level), which simultaneously consider the selection of mode and defines politics inventory when demand is fixed and variable over time. A model is proposed in the context uncoordinated and both are based on the strategy of coordinating Ages Common Resurtidos; models assume a single supplier that caters different products, using three modes (fast, medium and slow) to a single customer . Construction borders effectively coordinated for the two models based on the terms of international trade (Incoterms) ExWork (ExW) and Delivery Duty Paid (DDP). To illustrate the applicability of the model, are regarded as a specific case study in the automotive sector.