If you wish to have free access to the single market, then you have to accept the fundamental rights as well as obligation that come from it.

Free access to the single market will be granted to a country which accepts the four fundamental freedoms of movement of people, goods, services, and capital.

Fundamental rights or the human rights are not about having it in the constitution. It is about practical implementation; to see a smile from the needed individual. - Devaski

I think the government has a role in protecting the fundamental rights of its citizens.

The idea of human rights as a fundamental principle can be seen to underlie throughout Islamic teachings.

What libertarians assert is simply that differences among normal adults do not imply different fundamental rights.