In Improving Health Care Cost Projections for the Medicare Population, Summary of a Workshop (G. Wunderlich ed.). The National Academies Press, pp. The extended baseline scenario reflects the assumption that current laws generally remain unchanged.25 The extended alternative fiscal scenario incorporates the assumptions that certain policies that have been in place for a number of years will be continued and that some provisions of law' that might be difficult to sustain for a long period will be modified, thus maintaining w'hat some analysts might consider “current policies” as opposed to current laws.