Market researchers GfK found that Germany has knocked the USA off the top spot for global image for the first time since 2009. The pollsters asked 20,000 people in 20 countries their opinion of 50 leading nations across six categories: exports, government, culture, people, tourism, and immigration and investment. Germany’s biggest gain over 2013 was in the “Top sporting performance” category, as people had become familiar with the grinning faces of the World Cup-winning football team over the summer. But GfK found other key factors helped put Germany on top, including its leading role in European politics, strong economic performance...