also on the show is the fossil fuel economy on the brink of collapse us economist and all the jeremy rifkin thinks so and tells us how a greener economy is already in the making. this is your business report i'm stephen bears in berlin thanks for joining us american airlines is delaying the return of its boeing 737 max from its schedule until mid january that's longer than any other u.s. based airline american had previously planned to fly the model by early december the federal aviation administration has not said when it will allow airlines to operate the jet it has not been flown since march after 2 fatal crashes within months of each other boeing has developed a software fix for a malfunctioning flight control system u.s. authorities have yet to approve it. and let's go to our financial correspondent in new york he ends quarter for more on this boeing stock doesn't seem to be too affected by this decision today despite the cost of the company could incur from this grounding what's investor sentiment about the company right now. well i mean the 737 machine than the 737 series in general