Budgeting for results: Perspectives on public expenditure management; Managerialism and the public services: Cuts or cultural change in the 1990s?; Ans�tze einer wirkungsorientierten verwaltungsf�hrung: Von der idee des new public managements (NPM) zum konkreten gestaltungsmodell; The prospects for reinventing government, and bureaucrats in business: The economics and politics of government ownership