..., this paper deeply explores the risk propagation mechanism in its SC and proposes a practical risk control strategy, aiming to enhance the risk resistance and resilience of the SC and ensure its sustainable development. Design/methodology/approach Based on the actual contract data of Enterprise J...

... of inter-project risk propagation will have a negative impact on project substitution. This paper proposes a new framework for project portfolio selection and constructs a risk propagation model based on strategic objectives to study the impact of risk propagation on substitution in the project portfolio...