Overly simplistic and just not true. There is nothing in observed or theoretical economics that says every “up” has to be exactly balanced by a same sized “down

Overly simplistic and just not true. There is nothing in observed or theoretical economics that says every “up” has to be exactly balanced by a same sized “down”. We would never get anywhere in aggregate if that was the case - net zero is clearly not what has happened over the last 100+ years.