Currencies and economies <BR>THE dollar's tumble this week was attended by predictable shrieks from the <BR>markets; but as it fell to a 20-month low of $1.32 against the euro, the <BR>only real surprise was that it had not slipped sooner. Indeed, there are <BR>good reasons to expect its slide to continue, dragging it below the record <BR>low of $1.36 against the euro that it hit in December 2004. … <BR><A href='http://www.economist.com/printedition/displayStory.cfm?story_id=8353179'>http://www.economist.com/printedition/displayStory.cfm?story_id=8353179</a> , <BR>