🌐EnglishEnglishEspañolPolskiРусский日本語EntityQ5891796· pop 5· linked from 11 articlesHomothetic preferencesCharacteristic in consumer theoryAvailable in 5 languagesEspañol日本語РусскийPolskivia Wikidata sitelinks · CC0ConnectionsmathematicsEntityInternational Standard Book NumberEntityCategoriesUtility function types