The phrase can and has been applied to the military, political and economic spheres — the latter especially in the context of economic autarky. (blog.politics.ox.ac.uk)
The officials concluded by saying they were not advocating autarky, but argued the terms of the TPP in its present form grant too much power to business. (observer.com)
all these projects combined form an extensive research into recurring themes such as autarky, power, politics, and life and death. (grimmgallery.com)