Governments and legislatures in Europe have created or greatly strengthened independent regulatory agencies (IRAs). Yet they also retain many formal controls over those agencies. The article analyzes whether elected politicians have used their powers to create IRAs in their own image and kept IRAs under tight control or whether they have allowed IRAs to become a distinct set of actors, hence a "third force" in regulation. Principal–agent (PA) theories, largely based on U.S. experience, emphasize the importance of certain formal controls for elected politicians to limit "agency losses." However, an analysis of four European nations between 1990 and 2001 shows that elected politicians did not use their powers to appoint party politicians, for...