The Wholesale of the international voice minutes is a trading business very similar to other trading commodities Only telecom operators are able to trade with the international minutes. That is possible thanks to the voip platform and the commercial network which brings to the points of building many interconnections with other operators.
In financial markets, transactions between buyers and sellers takes place in an electronic “stock exchange”.
Similarly there is an electronic telecommunications market, where transactions between buyers and sellers of international minutes (Carrier to Carrier transactions) occurs in a Telecommunications Trading exclusive network.
The operator is a trader and offers its price for a destination (country where the call to be terminated) to another trader by offering to receive and terminate the call for that specific destination/country. The difference between the selling price and the cost of terminating that call is the basis of the trading activity.