Road transport is a source of emissions of which nitrogen oxides (NOX), particulate matter (PM2.5), and carbon dioxide (CO2) emissions are most damaging. The economic inefficiency caused by not including the emission externalities of vehicle operation in prices can be improved by using a vehicle...

In a simple growth model we explore the current and future growth effects of the regional population structure. Regional GDP growth in 227 regions within six countries in central Europe is explored as how they depend on the young and old dependency ratio. The young dependency ratio (YDR) is...