WASHINGTON—Central banks risk destabilizing the financial system if they extend bond-buying programs for too long, a top European Central Bank official warned Thursday. The comments—just as the ECB prepares to decide the fate of its own asset-purchase program—underline differences of opinion within the central bank over how quickly to withdraw its sweeping stimulus measures as the eurozone economy picks up.

Source: Wall Street Journal October 12, 2017 21:22 UTC