62 ieee power & energy magazine january/february 2021 Aggregators Energy Storage Operators Generation Asset Owners National Regional Market Large Energy Users Community and Domestic Flexibility Electricity Suppliers DSO Pan-European Market Aggregators Aggregators Large Energy Users Energy Storage Operators Generation Asset Owners Large Energy Users Energy Storage Operators Generation Asset Owners National Regional Market TSO Community and Domestic Flexibility Electricity Suppliers National Regional Market TSO figure 8. The TradeRES vision for an integrated market architecture. TSO: transmission system operator; DSO: distribution systems operator. Community and Domestic Flexibility Electricity Suppliers DSO TSO DSO