Institutional economics provide a useful frame to navigate the fuzzy world of governance structures. Of course markets, firms and relational contracting (or Hybrid Forms) are alternative tools which can complement or substitute each other to frame transactions made among economic agents....

The regulation of network industries has undergone profound transformation in the past twenty years. The regulated industry is no longer the same, being exposed to new competitive dynamics having revolutionized their industrial framework, technology and interactions with users. There also have...