In recent years Western governments have introduced a number of emergency measures in their fight against short run unemployment. In this paper a normative analysis concerning the joint implementation of two such measures is offered, viewing unemployment as involuntary, and taking account of the...

En este trabajo se analizan la cantidad de trabajo utilizado en las explotaciones porcinas, la fuente de la mano de obra, las características de los titulares de las explotaciones y la formación del personal ocupado en este sector productivo. Se ha realizado una encuesta a 202 responsables de...

The development of systems based on Stirling machines is limited by the lack of data about the performance of the various subsystems that are located between the input and output power sections. The measurement of some of the variables used to characterise these internal subsystems presents...