Existing approaches to assessing the sustainability of an economic system that is in a state of reform or in a transition period (industry. region) have some disadvantages. Some approaches can be applied only to static systems or systems with a stable structure. while others do not have predictive properties. https://www.lightemupsequences.com/quick-find-Our-Seasons-The-World-in-Winter-Spring-Summer-and-Autumn-best-save/