About the USA dollar to euro exchange rate
USD/EUR is the inverse of EUR/USD: it shows how many euros one US dollar buys. This is the quote Americans, US importers and dollar-based investors usually want when they ask how many euros a dollar is worth.
Because EUR/USD is the market-standard listing, USD/EUR is simply 1 divided by that rate. The two pages describe the same market from opposite sides — useful when you convert dollar amounts into euros (invoices, travel, earnings) rather than euro amounts into dollars.
Moves are driven by the same forces as EUR/USD, inverted: a stronger dollar lifts USD/EUR; a stronger euro lowers it. The Federal Reserve and the ECB remain the two institutions whose decisions matter most.
How USD/EUR is quoted
In USD/EUR, USD is the base currency and EUR is the quote currency: the price is how many euro buy one USA dollar. A rise in USD/EUR means USA dollar strengthened against euro; a fall means USA dollar weakened.
What drives the USA dollar to euro rate
The USD/EUR rate mainly reflects the policy-rate gap, relative inflation, current-account balances and risk appetite between the USA dollar and euro economies. CPI, employment, GDP surprises and central-bank decisions typically cause the largest daily moves.