. >> david pritchard, purchase associates. thank you for your analysis and know what. and also want to say that of all the things a you cover comprehensively, the two things missing in my mind by the lack of national savings, which has been zero for the last five years, the very weak investment and these two together are responsible, in my mind at least, for a major part of the subpar growth rate of a lousy real person up 2%. obviously we have population growth. some small productivity growth, but without more investment which can only result in a sustainable way with higher savings rates, i want to know why there is no more of a focus on savings rates. terms of policy we know that congress will do almost nothing because of extremists. both sides of the aisle are going to keep small baldy evanesces year. after that my question concerns will we're going to do sustainably to increase things with some kind of grand bargain for next year in terms of the things that affect the participation rate. for example, can we raise the retirement age, reduce the entitlements, make su