Methodology for forming cluster and cross-cluster interactions on the example of leading countries in the innovation sphere

The article examines cluster models of the economy in the EU, the USA and the EAEU, shows their role in the diffusion of innovative technologies. It is concluded that the latest trend in the development of almost all innovative activities in the world is becoming cluster and cross-cluster interactions, which are an intangible asset that creates main value chains in all types and types of clusters, and the most effective tools for such interactions are digitalization of information exchange processes. and the introduction of online platforms for the communication of various stakeholders.