Has this been shown to be true? I get the logic and it seems like it would make sense but I'm sure this has been researched. This would be a bigger deal than th

Has this been shown to be true? I get the logic and it seems like it would make sense but I'm sure this has been researched. This would be a bigger deal than the datacenters being built with millions in tax cuts given it would be a long term and order of magnitude more jobs. Still I wonder if the calculus really does work out.