This paper provides an econometric examination of geographic R&D spillovers among countries by focusing on the issue of cross-sectional dependence, and in particular on the dierent ways { weak and strong { it may aect the model. A preliminary analysis based on the estimation of the exponent of...

This paper provides an econometric examination of geographic R&D spillovers among countries by focusing on the issue of cross-sectional dependence, and in particular on the different ways – weak and strong – it may affect the model. A preliminary analysis based on the estimation of the...

The purpose of this study is to analyse the determinants of life expectancy as proxy for health status of the OECD countries' population. A production function of health is used to explain expectancy life at birth for total and ageing population and according to gender. Socio-economic factors,...

Major events in the life of an elderly individual, such as retirement, a significant decrease in income, death of the spouse, disability, and a move toa nursing home, may affect the mental health status of the individual. Forexample, the individual may enter a prolonged depression. We...