CBO's Long-Term Model: An Overview
http://www.cbo.gov/ftpdocs/103xx/doc10328/06-26-CBOLT.pdf
Describes in nontechnical language how the agency uses a simulation model known as CBOLT to analyze the budgetary and distributional effects of the Social Security program and other federal programs, to evaluate potential reforms to federal entitlement programs, and to quantify long-term fiscal challenges. From the Congressional Budget Office.
