I don't doubt your anecdotal data. However there is a difference between being a trades worker and running a business. Usually running a business means managing

I don't doubt your anecdotal data. However there is a difference between being a trades worker and running a business. Usually running a business means managing a team of trades workers and that comes with it own set of headaches. If you look at the BLS data on median income for traders workers, the data is not so impressive ~60K for plumbers, electricians and other workers.