Helpful Links The following related links are provided as a courtesy and may be helpful in providing more information on retirement and related topics. Association of Retired Police Officers Council of Institutional Investors DC Code DC Office of Personnel DC Office of the Chief Financial Officer DC Retired Teachers Association Employee Benefits Research Institute National Association of State Retirement Administrators (NASRA) National Conference of Public Employee Retirement Systems (NCPERS) National Council on Teacher Retirement (NCTR) Office of Personnel Management (OPM)  Retired Firefighters of Washington, DC US Department of Labor Bureau of Labor Statistics Consumer Price Indexes