Tell me the academic major which has economy studies and contains the word economics in it's name?
SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q4671286 . ?sbj wdt:P2578 wd:Q159810 . ?sbj rdfs:label ?sbj_label . FILTER(CONTAINS(lcase(?sbj_label), 'economics')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
academic major: Q4671286 economy: Q159810