This excerpt taken from the PBR 6-K filed Aug 13, 2008.
(*) Includes exchange variation of provision for uncollectible accounts constituted at foreign companies.
5 Related Parties
Petrobras carries out commercial transactions with its subsidiaries, affiliated companies and special purpose companies on normal market terms. The transactions for purchase of oil and oil products from the subsidiary PifCo carried out by Petrobras feature longer term for settlement, since PifCo is a subsidiary created for this purpose, considering the levy of the related changes in the period. The amounts related to export prepayments and international market funding are made at the same rate obtained by the subsidiary. The value, income and/or charges in connection with other transactions, especially intercompany loans, are established on normal market terms and/or in accordance with applicable legislation.