The dollar situation in 2007 was not very favorable. The economy slowdown during this year makes dollar devalue in 2007 regarding to other foreign currencies of the world.
During september the mortgage crisis in United Stated expanded to the principal markets of the world that lower their performance. The lack of liquidity as a consequence of high risk credits that are borrowed in United Stated caused a never thought recession at financial markets.
There are some nations that have chosen to keep the dollar in 2007 not very higher that its local currency value, but there are also other countries where the dollar value in 2007 has been raising. This is because high exchange rate means more profitability for exporters, this happens in countries as Argentina where high dollar has been since 2003 one of the bases of its economy, on the contrary, other Latinamerican countries have chosen to keep dollar not very high regarding its original currency.