Houston is the largest metro area in Texas and the fourth largest in the nation. It’s also one of the most diverse cities in the country, as is reflected by its economic growth, makeup, and outlook. Although traditionally known as the hub for oil and gas — a title it proudly still holds — the economy in Houston has opened Houston is the largest metro area in Texas and the fourth largest in the nation. It’s also one of the most diverse cities in the country, as is reflected by its economic growth, makeup, and outlook. Although traditionally known as the hub for oil and gas — a title it proudly still holds — the economy in Houston has opened…