This paper addresses the issue of how to design the institutional structure of an industry which provides two differentiated products. One good is supplied by a regulated monopoly and the other is produced in a competitive (unregulated) segment. Two possible institutional patterns are compared....

Recently, looking at the incoming tenders for the new territorial districts in Italy, the Italian energy authority approved the new regulatory regime for the natural gas distribution where the difference between the VIR (residual industrial value) and the RAB (regulatory assets based) is...