Oklahoma has a diverse economy historically rooted in natural resources, now increasingly expanding into technology and aerospace.
* **Aerospace and Defense**: A massive economic driver. Tinker Air Force Base in Oklahoma City and the American Airlines maintenance base in Tulsa are among the state's largest employers. * **Energy**: Historically an oil and natural gas powerhouse, remaining a primary base for legacy energy extraction and newer renewable energy sectors. * **Agriculture**: A leading U.S. producer of beef cattle, winter wheat, and natural fibers. * **Tribal Enterprises**: Native American tribes in Oklahoma run vast business empires spanning gaming, hospitality, manufacturing, and government contracting, injecting billions into the state economy.