* FDA authorizes Pfizer booster shots for older and higher-risk Americans
* Pace of new US Covid-19 cases expected to rise in weeks ahead, experts predict
* Federal Reserve expects ‘transitory’ inflation to persist
* Fed chief says taper may start ‘soon,’ perhaps as early as November
* US economy continued to strengthen, but at a slower rate, Fed says
* Eurozone growth eases to 5-month low in September via PMI survey data
* UK economic output rises at softest pace in 7 months via PMI survey data
* Chip shortage will take a heavy bite out of auto company revenues in 2021
* US existing home sales fell more than expected in August: