No. free movement of labour across EU borders is a fundamental right in the EU.
If you are EU citizen from one country to another EU country, you pay tax, which vary from one EU country to another.
No. Different countries in the EU have different legal systems, so what happens in each country does not necessarily have any signficance in another EU country.
"Can a non-EU citizen travel to any EU countries with any EU country residence permit?'' Anyone with a Swiss residence permit can travel freely throughout the Schengen Area, which is most, but not all, of the EU. You may only travel as a tourist, if you want to live permanently or work in another country and are not an EU citizen then you will need a permit from that country.
No country has to pay to join the European Union. However, countries are obliged to pay taxes to the European Union, which causes them to tax their own citizens.
No, because Andorra is not in the EU. The smallest country in the EU is Malta.
Not usually. As the EU is a customs Union, mail sent from one country to another does not have to be inspected by customs.
No new country joined the EU in 1999.
Yes, many parents live in one country and pay for their children living in another.
Mallorca is part of Spain, wich is in the EU.
The main 5 aims of the EU and what they are trying to achieve: trade, free movement, to give justice, equality, greener Europe/environmentally friendly.
The EU is not a country. It is an organisation. It has 28 independent countries as members.
If your country is an EU member, you can buy something in another EU member for the same price as you'd buy the same good in your home country. With only a few exceptions, all of the members use the same currency, which would save time as you don't have to convert currency every time you to another member country. Also, border control is much easier when you travel within members.