Estrada García, Angel; Valdeolivas Casillas, Eva - 2012
fluctuate around a long-run value, thus implying a balanced growth path. However, in the past three decades a downward trend has … been observed in various countries, especially in developed ones. To determine the sources of this trend, it is necessary …, firstly, to address measurement issues, in particular the behaviour of self-employment, the role played by the non …