I am the official currency of a nation known for its fjords, Vikings, and a high quality of life. My value is often considered a safe haven during global economic uncertainty. My central bank manages a sovereign wealth fund, one of the largest in the world, funded by petroleum revenues. Historically, I was tied to the gold standard until the early 20th century.

1. The currency's name is associated with a region in northern Europe.
2. The Nobel Peace Prize is awarded annually in this nation's capital.
3. The country is not a member of the European Union.
4. Salmon farming is a major industry in this nation.