Research Article

Evaluation of Urban Environmental and Economic Coordination Based on Discrete Mathematical Model

Table 2

Coordination degree grade and classification criteria.

High-quality coordinated developmentCoordination levelType notationBasic type

0.900–1.000High-quality coordinated developmentAHigh-quality coordinated development type of economic lagging type
High-quality and coordinated development of human settlement environment and economic synchronization
High-quality and harmonious development type of living environment lagging type

0.800–0.899Good coordination developmentBEconomically lagging type with good coordinated development
Well-coordinated development type of human settlement environment and economic synchronization
Well-coordinated development of lagging human settlement environment

0.700–0.799Intermediate coordinated developmentCIntermediate coordinated development economic lagging type
Intermediate coordinated development of human settlement environment and economic synchronization
Intermediate coordinated development human settlement environment lagging type

0.600–0.699Primary coordinated developmentDIntermediate coordinated development human settlement environment lagging type
Primary coordinated development type human settlement environment and economic synchronous type
Primary coordinated development type of living environment lagging type

0.500–0.599Barely coordinated developmentEBarely coordinated development of economic lagging type
Barely coordinated development of synchronous human settlement environment and economy
Barely coordinated development of lagging human settlement environment

0.400–0.499On the verge of imbalanced recessionFEconomic losses and gains on the verge of imbalanced recession
Habitat environment gains and losses on the verge of imbalanced recession

0.300–0.399Extremely dysfunctional recessionGExtremely imbalanced recession human settlement environment and economic loss
Extremely dysfunctional recession and loss of human environment