CREATE TABLE election (Party VARCHAR(255), Committee VARCHAR(255)); CREATE TABLE party (Party VARCHAR(255), Party_ID VARCHAR(255))
What are the names of parties that have both delegates on "Appropriations" committee and
    
SQL: 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"