Other written product issued by the Government Accountability Office with an abstract that begins "The sooner our nation acts to address Social Security's long-term financial challenges, the easier it will be to successfully meet them. Once explained, the choices we face are not difficult to understand, but they are difficult to make. They affect both how much Americans pay for Social Security and how much they receive from the program. They require changes that not only will affect us but have implications for future generations. They also are difficult because they involve deeply felt values, such as community, individualism, fairness, and human dignity. This guide tries to boil down the complexities of Social Security and the implications of reform to the basic choices we face as a nation."

Other written product issued by the Government Accountability Office with an abstract that begins "This publication is superceded by GAO-11-646SP, Performance Measurement and Evaluation: Definitions and Relationships, May 2011. Both the executive branch and congressional committees need evaluative information to help them make decisions about the programs they oversee--information that tells them whether, and in what important ways, a program is working well or poorly, and why. In enacting the Government Performance and Results Act of 1993 (GPRA), Congress expressed frustration that executive branch and congressional decisionmaking was often hampered by the lack of good information on the results of federal program efforts. Seeking to promote improved federal management and the increased efficiency and effectiveness of federal programs, GPRA instituted a governmentwide requirement for agencies to set goals and report annually on program performance. Many analytic approaches have been employed over the years by the agencies and others to assess the operations and results of federal programs, policies, activities, and organizations. Periodically, individual evaluation studies are designed to answer specific questions about how well a program is working, and thus such studies may take several forms. GPRA explicitly recognizes and encourages a complementary role for these types of program assessment: …