At the same time, it is important to remember that a well-functioning internal market probably requires more and closer cooperation, including with regard to matters of taxation, than we have today.
Samtidig er det vigtigt at huske på, at et velfungerende indre marked sandsynligvis kræver mere og tættere samarbejde, herunder med hensyn til spørgsmål om beskatning, end vi har i dag.