Once all European prices are quoted in euros, it will be obvious to consumers when a German company is charging more than its French competitor or vice versa--whereas it wouldn't be if the prices were quoted in francs and marks and had to be converted at the going exchange rate.
The Euro is a standard currency in European nations.
mnli hypothesis: The Euro is a standard currency in European nations. premise: Once all European prices are quoted in euros, it will be obvious to consumers when a German company is charging more than its French competitor or vice versa--whereas it wouldn't be if the prices were quoted in francs and marks and had to be converted at the going exchange rate.