Table: europe_economy
Columns: rank
city
state
gdp_in_id_b
population_m_luz
gdp_per_capita_id_k
eurozone

Question: What is the Eurozone result for Population M (LUZ) of 3.08?
SQL: SELECT "eurozone" FROM europe_economy WHERE "population_m_luz" = 3.08

Question: What is the GDP $IDB in Istanbul?
SQL: SELECT "gdp_in_id_b" FROM europe_economy WHERE "city" = 'istanbul'