The neoclassical models of economics seem to have eluded the concept of physical limits to growth by assuming that the market and the technological advances evoked by it will make it possible to tap new resources and create substitution of production factors. They have also rarely addressed...

The new Hungarian Labour Code allows informal payments to be accepted, subject only to the prior permission of the employer. In Hungary, the area most affected is Health Care, where informal payments to medical staff are common. The article assesses the practice on ethical terms, focusing on...

The goal of this paper is to contribute to understanding the behaviour of the photovoltaic (PV) sector in Spain and its expectations under possible scenarios. Currently, PV solar energy is not a profitable sector by itself. Therefore, the Spanish government, like the governments of other...