However, unions take an active part in politics. Traditionally, unions have received more support from the NLRB during periods during Democratic administrations. Fossum writes that congressional Democrats are “more likely to advance union-favored legislation and allocate funds for union-supported activities.” Union members, in general, tend to be more politically conservative than union leaders, and between 20 and 40 percent of members believe that unions should not be overly involved in politics. However, there is evidence that the greater the political activity of trade unions in the public sector, the higher the wage levels and the number of jobs available (Fossum,