[echelon_musk]

How this is not obvious common sense surprises me. Otherwise significant portions of the population of any EU country could get jobs in another one and then start influencing its politics just because they "pay tax". Essentially colonising the country.

[the_mitsuhiko]

Europeans are increasingly associating with Europe over an individual country. US citizens have been doing this for a long time. They are citizens of the US before the state they reside in.

[Hamuko]

Where is this data from?