The stylized fact that regional concentration is lower in Europe than in the USA has led to the prediction that the creation of the Single Market might increase spatial concentration in Europe. This has raised some fears that the social and political burden of rapid change might counterbalance...

Some recent studies have shown that specialisation of countries has tended to increase, while regional concentration of countries has tended to decrease. This seems to be counterintuitive at first glance. In this paper, we use the entropy index - as the indicator of structural change with the...