1 You can only upload photos smaller than 5 MB. 2  You can only upload videos smaller than 600MB.  You can only upload a photo (png, jpg, jpeg) or a video (3gp, 3gpp, mp4, mov, avi, mpg, mpeg, rm).
As noted earlier, a change in the exchange rate can, in the short run, affect the demand for and supply of commodities, and the competitiveness of US agriculture. When the US dollar strengthens or gains in value, it causes importers to pay more for the US dollar to buy US commodities.
Function. Currencies are traded in pairs, such as the U.S. dollar to the Euro, so that the value of one currency is seen against the other, then other related factors are also examined to determine the overall currency value.hether or not a country is at war also affects the value of the currency trade. Not only does the war itself raise heightened economic concerns, but currency is either strengthened or weakened by the purpose of the war, the country's role and allies in the conflict.