The issue might actually be the opposite. It would probably cost too much to employ the number of bridgeworkers that were employed for the Golden Gate Bridge.

The issue might actually be the opposite. It would probably cost too much to employ the number of bridgeworkers that were employed for the Golden Gate Bridge. https://en.m.wikipedia.org/wiki/Baumol's_cost_disease https://en.m.wikipedia.org/wiki/Baumol's_cost_disease This can’t be a complete explanation though as other places can still build things.