The advantages of fixed exchange rates - Fixed rates provide greater certainty for exporters and importers and, under normal circumstances, there is less speculative activity - though this depends on whether dealers in foreign exchange markets regard a given fixed exchange rate as appropriate and credible.

CPI - Consumer Price Index. Bureau of Labor and Statistics; around the 20th of each month, 8:30am EST, covers previous month's data.

To invest in the right currencies at the right time in a large, nonstop and global trading arena, there is much to learn.