" Here we meet a very important feature. It would seem as if this were circular reasoning; profits fell because investment fell, and investment fell, and invest

" Here we meet a very important feature. It would seem as if this were circular reasoning; profits fell because investment fell, and investment fell, and investment fell because profits fell. " - Jan Tinbergens "You'll stop looking for who's to blame; instead you'll start asking, What's the system? The concept of feedback opens up the idea that a system can cause its own behavior." - Pg.34 ( http://lnkd.in/kK7hdJ http://lnkd.in/kK7hdJ ) Or to joke via P vs NP, always easier to verify a solution than to create one.