The University of Wisconsin-Madison did relatively well in a 50-college test of how much students learned about history and economics during four years of college, but students in Wisconsin and nationally knew little when they came in and not much more when they left. No college did better than a D-plus on the Civic Literacy Test released Tuesday by the Intercollegiate Studies Institute, a nonpartisan conservative educational organization that stresses the values of a free society. The national average was F.The test of 14,000 randomly selected students revealed that some of the most expensive Ivy League universities, with the highest-paid...