Summary: Prices received by producers tumble; fall much more than expected; driven by 56.6% fall in petrol price; federal funds rate forecast to fall in 2021 despite Fed reluctance. Around the end of 2018, the annual inflation rate of the US producer price index (PPI) began a downtrend which then continued through 2019. Months in which prices received by producers increased suggested the trend may have been coming to an...