Does Norway have a prime minister?

According to the Constitution of Norway, which was adopted on 17 May 1814 and inspired by the United States Declaration of Independence and French Revolution of 1776 and 1798, respectively, Norway is a unitary constitutional monarchy with a parliamentary system of government, wherein the King of Norway is the head of state and the Prime Minister is the head of government.

The current (August 2010) Prime Minister is Jens Stoltenberg, the leader of the Norwegian Labour Party (AP).

Source: Wikipedia