Empirical evidence shows that research is being carried out more in cooperation or in collaboration with others, and the networks described by these collaborative research activities are becoming more and more complex. This phenomenon brings about new strands of research questions and opens up a...

The present study analyzes the centrality of the 70 productive sectors in Ecuador according to the Input-Output table for the year 2019, in order to identify the most influential sectors in the diffusion of productivity shocks. For this purpose, four weighted centrality indices are used: Degree...