This paper first describes the basic characteristics of the Spanish system of retirement pensions, before addressing its major challenges in the future and the principal solutions proposed. For this purpose, many of the works on social security published in Spain over the past years have been...

Purpose: This article is based on the assumption that entrepreneurship improves quality of life (HDI). Its main objective is to establish causal relationships between entrepreneurship variables such as credits, innovation (R&D), business growth, foreign direct investment and the Global...