The Malmquist Index methodology is widely used in production economics for measuring the productivity changes of a set of decision making units (DMUs) within different time periods. Moreover, it is quite usual in the management literature to compare public and private DMU performance operating under the same economic sector. However, the standard Malmquist index needs a panel database to be imp...

In the face of confusion and uncertainty that COVID-19 has caused over last year, Geography proven to be a useful aid in interpretation spatial dynamics explain transmission virus. Applied cartography GIS analysis epidemiological data have been consolidated as essential tools for interpreting health crisis. This paper explores usefulness maps study evolution pandemic Castile Leon, one Spanish r...

BACKGROUND AND OBJECTIVES Iodine nutritional status in pregnant women is important for neuronal development of the fetus, and may vary depending on the geographic area. Thyroid function and urinary iodine excretion were therefore assessed in pregnant women from three different provinces of a large Spanish autonomous community. PATIENTS AND METHODS A descriptive study was conducted in the thre...

Prediction of energy production is crucial for the design and installation PV plants. In this study, five free commercial software tools to predict photovoltaic are evaluated: RETScreen, Solar Advisor Model (SAM), PVGIS, PVSyst, PV*SOL. The evaluation involves a comparison monthly annually predicted data on supplied national grid with real field collected from three All systems, located in Cast...