This excerpt taken from the PBR 6-K filed Aug 13, 2008.
The international refining cost moved up due to higher costs in the USA caused by the programmed stoppage in the Pasadena refinery, associated with the slide in processed crude volume in 2008.
The international refining cost fell over the 1Q-2008 due to the increase in the volume of processed crude, triggered by the end of the scheduled stoppages in the USA and Argentina.
This excerpt taken from the PBR 6-K filed Nov 21, 2007.
(A free translation of the original report in Portuguese)
Negative impact of R$ 2.332 million on financial income, due to:
Part of this impact was offset by:
A decrease of R$ 273 million in shareholdings in subsidiaries, primarily due to foreign exchange losses in converting the net worth of the subsidiaries abroad as a result of the strengthening of the Real in 2007.
This excerpt taken from the PBR 6-K filed Aug 21, 2007.