What is the basis for setting the weight of the US dollar index? What is the weight of each part of the US dollar index before the euro is issued?
The USD index (USDX) is an index that comprehensively reflects the US dollar exchange rate in the international foreign exchange market, and is used to measure the degree of exchange rate changes of the US dollar against a basket of currencies. It measures the strength of the dollar by calculating the comprehensive rate of change of the dollar and a selected basket of currencies.