In the euro area, there is mixed evidence that the GDP per capita of lower-income economies has been catching up with that of higher-income economies since the start of monetary union. The significant real convergence performance of some of the most recent members contrasts with that of the...

Theoretical models of growth reveal that either exogenous or endogenous, technology is the main driving force behind the long-run economic growth. Furthermore, in the endogenous growth framework, diffusion of technology is the basic mechanism of per capita income convergence among countries....

Railways transportation is still taken as an account of economic growth without considering the cost of environmental damages. Therefore, it is an urgent need at the national and global level to take into account the sustainability of environment by key sector. So this analysis has contributed...