For a report focusing on the decline of states or systems, you would use established fragility and democracy indices.
In modern economics, variations of an economic decline index track how close a national market or currency is to structural collapse. These indexes look past superficial market highs to analyze underlying systemic rot. 1. The Vicious Cycle Index (VCI) Index Of Downfall
The ultimate lesson of the Index of Downfall is that every system—digital, corporate, political, or personal—is perpetually in a state of decay. Entropy is the only law. The goal is not to drive the index to zero (impossible), but to keep it within the For a report focusing on the decline of
Civilizations rely on an energy surplus. When the energy required to harvest a resource (such as Roman agriculture or modern fossil fuels) approaches the energy the resource yields, social complexity can no longer be sustained. The goal is not to drive the index
Collins argues that the index is not a single number but a sequence of psychological shifts: