Bridges for field mice, a disastrously over-budget philharmonic hall and a cycle path that stops in the middle of nowhere—a list published on Thursday reveals the bizarre ways in which the government has wasted German taxpayers’ money. The so-called “Black Book”, compiled by the German Taxpayers’ Alliance, lists the many and diverse ways where the state has spent billions of euros of public finances through poorly planned, questionable and absurd projects. The body’s head, Rainer Holznagel said: “Germany is richer than ever before. But far too much of our hard-earned money is not being spent efficiently.” … Most expensive of...