Survey of Labour and Income Dynamics *. As of July 2013, the official names of the minister and department responsible are the Minister of Employment and Social Development and Minister for Multiculturalism, and the Department of Employment and Social Development Canada (ESDC). [...] The CCTB system is therefore described as having two components, the CCTB base benefit and the NCB Supplement: 2 The description of the program is based primarily on the description provided in the 2007 National Child Benefit Progress Report, which was published in 2010 and is available at: ncb_progress_report_2007.pdf. [...] All families in receipt of the NCB Supplement receive the maximum level of the base benefit of the CCTB.7 Families with net incomes above $24,183 but below $41,544 continue to receive the maximum level of the base benefit of the CCTB, but the level of the NCB Supplement to which they are entitled decreases as family income increases. [...] Summative Evaluation of the National Child Benefit 9 In addition to the above three approaches, New Brunswick chose not to implement the structural replacement of social assistance benefits for children in the NCB initiative and also continued to provide the NCB Supplement directly to recipients without offsetting. [...] The analysis of budget constraints in Appendix A shows why the prediction of the effect of the NCB initiative on the key outcome of labour force activity may be difficult to make on a priori grounds.