The real-time data of the US dollar index (that is, the spot price corresponding to the ice US dollar index futures) is updated by Reuters every 15 seconds according to the real-time exchange rates of the constituent currencies of the US dollar index.
The average of the highest bid price and selling price of this currency calculated by Reuters. The calculation results are transmitted to the American Intercontinental Exchange and then distributed to data providers.
Extended data:
Calculate the overall strength of the US dollar in a weighted way, with 100 as the dividing line. 1 99965438+1October1After the introduction of the euro, the subject matter of the futures contract was adjusted from 10 to 6 countries, and the euro became the most important and weighted currency, accounting for 57.6%. Therefore, the fluctuation of the euro has the greatest impact on the strength of USDX.
It will attract a large amount of capital inflows, reduce domestic capital outflows, and lead to the international market snapping up this currency; At the same time, the income and expenditure of capital account have been improved, and the exchange rate of domestic currency has been improved. On the other hand, if a country loosens credit, the interest rate will fall, and if the interest rate level is lower than other countries, it will cause a large outflow of capital.