tionships within a network, completely defined by the network itself.  Roles can be a good base to define user account permissions.</p>
<h3 id="resource">Resource</h3>
<p>Resources are defined in different ways, depending on their need and ability to be accounted for specifically.  Every flow of any kind will reference a resource, represented either by ResourceSpecification or EconomicResource. Resource classifications also assist in understanding or finding a resource. More info at <a href="../../concepts/