Arizona is a state in the southwestern region of the United States. The region's second-quarter 2018 gross state product was $344.6 billion, with growth driven by the information and manufacturing sectors.[1] The state ranked #17 on Forbes' list of Best States For Business in 2018, noting strong economic and job growth foerecasts.[2] Arizona's economy historically relied on the "five C's": copper, cotton, cattle, citrus, and climate.[3] While Arizona's copper mining is still the nation's primary source of the metal, services and manufacturing are now the drivers of the state's economy.[3]