elfare assistance justify the costs of welfare assistance? (Mishan 13) Why Use Cost-benefit Analysis? Since 1981, government agencies have been required to perform cost-benefit analyses called Regulatory Impact Analyses (RIA's) for all major regulations within the United States. Many statutes require that cost-benefit analysis be undertaken and the results be reported to Congress (Mishan 2). Cost-benefit analysis can also be a good way to measure how effective a policy such as welfare assistance has been, or to find ways in which a program can be improved. But, regardless of how it is used, the preparation of a cost benefit analysis provides a useful framework for consideration of the possible effects of a proposed policy.Past History of Welfare Assistance: One of the first welfare programs to provide income support to the poor was a federally backed plan called the Aid to Dependent Children (ADC) program. This legislation was introduced with the establishment of the Social Security program during the Great Depression. (Rowley, and Peacock 43) The ADC program which had started nearly sixty years ago is now better known as the Aid to Families with Dependent Children (AFDC) program, which provided a federal entitlement to economic support for single parents with children younger than 18 who fell below a threshold of assets and income (Rowley, and Peacock 44). Federal guidelines allowed for each state to set its own predetermined needs standards for families of different sizes and living locations. Both the federal government and the states supplied funding for the AFDC program (Rowley, and Peacock 50). In 1996 Congress adopted the Temporary Aid to Needy Families (TANF) program by enacting the Personal Responsibility and Work Opportunity Reconciliation Act that ultimately changed the structure of federal financial assistance to the states thereby abolishing the AFDC program. Another social welfare program was the Supplemental Sec...