Our system is so wasteful that we pproduce about 3x more than what we would need in order for every person on earth to have a "middle class" first world lifestyle. The system is even incredibly wasteful beyond that and throws away most produce, because it isn't profitable to sell, it ends up in a landfill.
Check out this blog by anthropologist and degrowth luminary, Jackson Hickel https://www.jasonhickel.org/blog/2018/10/27/degrowth-a-call-for-radical-abundance