THE rest of Germany may be stuck in the economic doldrums but Kropp, a small town in the north, is enjoying a mini-boom following the reintroduction of the D-mark. More than 90 shops and businesses that serve the 6,500 inhabitants of Kropp, in Schleswig-Holstein, have started accepting marks again in a startlingly successful attempt to cash in on an estimated ÂŁ5.66 billion of the defunct currency still in circulation. Since the experiment began earlier this month, people have been flocking to Kropp in a display of affection for the mark, which, according to one recent poll, two-thirds of Germans wish...