He affirmed that previous economists have usually centred their studies on the analysis of wealth: how wealth is created (production), distributed, and consumed; and how wealth can grow.
Isaduttat as economist tan win data taj in harkuk tiɣir nasan fal amiyiz n tabaɣort , immik wa s id taɣna tabaɣort (intaj), tazun d tetate net d immik wa s taw-id tabaɣort