økonomis
økonomis is not a standard term in Norwegian. In most Norwegian contexts it is considered a misspelling or a nonstandard inflection of forms derived from the noun economics. The correct adjective is økonomi? Wait: the proper adjective is ekonomisk, and its plural or definite forms are økonomiske. The noun for the field of study is økonomi, with definite form økonomien and plural forms such as økonomier (in some contexts). Because økonomis is not listed as a recognized form in major Norwegian dictionaries, it is generally treated as incorrect in formal writing.
In Norwegian, the word økonomi denotes the study of production, distribution, and consumption of goods and services,
If you encounter økοnomis in text, consider it a likely error or an artefact from another language.
In summary, while økonomis is sometimes seen, it is not part of standard Norwegian vocabulary. Correct and