Chapter 12 National debt and its market 12. 1 Theory of national debt 12.2 Economic effect and policy ●●● function of national debt ●●●● 12.3 Analysis of burden ratio and ●●。●● dependency ratio of national debt .ooc 12. 4 The national debt market 12.5 Direct recessive liabilities and contingent liabilities 财政学》(第四版)陈共主编《财政学》(第四版） 陈共 主编 12.1 Theory of national debt 12.2 Economic effect and policy function of national debt 12.3 Analysis of burden ratio and dependency ratio of national debt 12.4 The national debt market 12.5 Direct recessive liabilities and contingent liabilities Chapter 12 National debt and its market