Which parties have delegates in both the "Appropriations" committee and the "Economic Matters" committee?
SELECT T2.Party FROM election AS T1 JOIN party AS T2 ON T1.Party  =  T2.Party_ID WHERE T1.Committee  =  "Appropriations" INTERSECT SELECT T2.Party FROM election AS T1 JOIN party AS T2 ON T1.Party  =  T2.Party_ID WHERE T1.Committee  =  "Economic Matters"
Hem "ödenekler" komitesinde hem de "Ekonomik Konular" komitesinde hangi partiler delege var?