Not that i am a big fan of walking around with a dead animal, but it does fit well in a norse and cold land.
I guess they would be more expensive than the other clothes, since it really would be a rich man/woman thing.
What clothing would you do?
I also did not mean the fine clothes, i really mean those clothes that are completely covered with fur. (you had them in the medieval ages, no doubt it would have been quite expensive though)