Policymakers from Washington to Frankfurt head into the final quarter of 2023 with tentative grounds for optimism that their fight against inflation is making progress. With Federal Reserve chief Jerome Powell and his European Central Bank counterpart Christine Lagarde both due to speak in the coming week, investors will scrutinize any reaction from them to a transatlantic double whammy of data that offered hints of cheer. Friday’s reports showed euro-zone core inflation — which strips out volatile elements such as energy — running at the slowest pace in a year, and hours later, the Fed’s preferred measure of ... (full story)