The AI Industrial Explosion — Part 4: Cheap power

In Parts 1, 2, and 3 we estimated how fast a post-AGI economy could grow using existing or historically observed production techniques, grounded in US input-output data. That approach gave us confidence that the methods we assumed were physically realizable, because they correspond to manufacturing processes that have run at scale in the past or run today. Now I would like to relax that constraint, and ask how much faster the economy could grow using more advanced technology. In this part, we wi...