00506oas 2200181z- 450 99621108670331620161108174728.0(CKB)1000000000529716(EXLCZ)99100000000052971620121018cuuuuuuuu -u- -engEconomic Letter / Federal Reserve Bank of DallasDallasFederal Reserve Bank of DallasECONOMIC LETTERJOURNAL996211086703316Economic letter1919199UNISA