This paper studies the high frequency reaction of the DEM/USD exchange rate to publicly announced macroeconomic information emanating from Germany and the U.S. By using data sampled at a five-minute frequency, we are able to identify significant impacts of most announcements on the exchange rate...

We compute bid-ask spreads for the dollar/euro exchange rate and find them to be substantially larger than their deutschemark counterparts before introduction of the euro. We show that larger percentage spreads are not explained by volatility, trade intensity, and other standard explanatory...