一、公安经费及其使用效益 公安经费是指用于公安事业方面的经常性费用。其来源:一是各级政府依照事权统一原则对公安机关的财政拨款;二是上级公安机关适量补给;三是各级公安机关依照政策收取的 First, the public security funds and the effectiveness of their use Public security funds are used for public utilities in the recurrent costs. Its sources: First, the government at all levels in accordance with the principle of the unity of power to public security organs of the financial allocations; Second, the appropriate amount of public security organs supply; Third, public security organs at all levels in accordance with the policy collection