FRANKFURT—European Central Bank policy makers warned at their September meeting of growing challenges in sourcing bonds for their €1.7 trillion ($1.91 trillion) quantitative-easing program, and hinted that the program could be expanded again. The details of the ECB’s Sept. 7-8 policy meeting, published Thursday, reveal widespread concerns within the bank’s 25-member governing council over the failure of inflation to pick up more...

Source: Wall Street Journal October 06, 2016 11:57 UTC