The price of beer at Germany’s Oktoberfest is to rise by an average of 3.9% and exceed the €15 ($16) mark for the first time, the City of Munich announced on Wednesday. A 1-litre glass of beer at the festival in the Bavarian capital will cost between €13.60 and €15.30 this year, the city said. Last year, the price range for a litre of festival beer was between €12.60 and €14.90. As the organizer of the Oktoberfest, the city checks whether the prices calculated by the pub owners are reasonable. To do this, it compares them with the prices charged by large catering establishments in Munich. They…