You don’t need to know how to do the job but you do need to know how the industry works. You can be the world’s greatest doctor but a horrible brain surgeon.

Business skills are very transferrable- and from a disruption standpoint, outsiders are at a much better advantage to ‘disrupt’ the ‘this is how it has always been done’ with fresh ideas.

Many of those biz can be subcontracted and you might want to research a defunct company called react fast (uk) who were managed by business people who had zero experience but plenty of contractors who done the callouts. They sold the biz.

Most definitely, but you will need funds to high skilled staff to do the technical work on your behalf

Your idea of kicking off businesses in stuff like plumbing, electrical work, and IT by teaming up with pros in those areas sounds pretty solid. Your econ degree can definitely help with the business side of things. The plan is to handle the biz management, while your partners deal with the technical bits. Just gotta pick the right folks to work with, sort out who does what, and get the scoop on what’s what in each market. If you nail the planning and work well with your partners, this could really take off. Here’s a useful article to help you https://www.cuppa.so/post/turning-your-big-idea-into-a-reality

Depends on the playing field.

If you have a lot of established competitors, they GROK the playing field.

So what’s your business strategy?