Economic classification systems Create Talk0 Category page This page needs content. You can help by adding a sentence or a photo! Add to this page! “ Assessment | Biopsychology | Comparative | Cognitive | Developmental | Language | Individual... Standard Occupational Classification System “ Assessment | Biopsychology | Comparative | Cognitive | Developmental | Language | Individual... International Standard Classification of Occupations Pages in category "Economic classification systems" The following 2 pages are in this category, out of 2 total. I International Standard Classification of OccupationsS Standard Occupational Classification System Retrieved from "http://psychology.wikia.com/wiki/Category:Economic_classification_systems"