We investigate the main sources of heterogeneity in regional efficiency. We estimate a translog stochastic-frontier production function in the analysis of Spanish regions in the period 1964 – 96, to attempt to measure and explain changes in technical efficiency. Our results confirm that...

The authors aim to describe and discuss the likely effects of three recent policy measures related to the financing of the Spanish National Health System which have been introduced over the period 1996 - 2002 under the conservative Popular Party government. First, tax incentives for private...