dr. marron. >> thank you, mr. chairman, ranking member thompson, members of the committee, to discuss the tax extenders. i believe this hearing is on an important topic, as there are a number of budgetary magnitudes. these have ballooned in recent years. some of these policies can serve an appropriate goal, but many have cracked -- crept into the tax code. in 2001, 13 tax provisions were set to expire that your or the next year. one decade later, 129 tax provisions were set to expire in 2011 or 2012. the budgetary consequences of the extenders has increased as well. for example, in september 2004, congress enacted a one-year extension of 23 tax extenders for a cost of $13 billion. in 2010, a two-year extension cost over $55 billion, and if congress were to extend those policies again this year, the cost would be even higher. let me summarize three key conclusions from my written testimony. first, no tax policy should be intentionally temporary. any tax extenders deemed appropriate, should be deemed permanent, and