ニュース/ST LOUIS FED'S MUSALEM Q&A/C OF C: US FISCAL POLICY HAS BEEN UNSUSTAINABLE FOR TWO DECADES; AT SOME POINT WILL HURT; ENDS Q&A速報ST LOUIS FED'S MUSALEM Q&A/C OF C: US FISCAL POLICY HAS BEEN UNSUSTAINABLE FOR TWO DECADES; AT SOME POINT WILL HURT; ENDS Q&AFFED30DSPXDJIEURUSD