Earlier quoted context omitted.
Could you elaborate? Power saw operators replaced traditional carpenter?
Of course any tool that makes a job easier means that less people are needed to do the same job. If demand doesn’t change the supply will naturally shrink. So hypothetically 1 man can cut wood but it takes him 2 days to do a big job. With a power saw it takes him half a day so his output on this section of the job is amplified by 4x. Any tool that makes his life more trivial increases his output and therefore increas…
After all, in net, increased production has allowed us to have more. We aren't making do with the same amount of stuff and spending less. We're spending more, and receiving much more. That money is going to other people's pockets.