I am in interested in learning about Switzerland. What can you tell me? 
 Hello. Well, of Europe's major languages, three are official languages in Switzerland. 
 I didn't know that. What can you tell me about the economy? 
 There are, with the exception of agriculture, few economic and trade barriers between Switzerland and the European Union, with Switzerland having free trade agreements with countries all over the world. 
 Can you what influences the economy? 
 I'm afraid I don't have that specific information about the economy, but I can tell you that Switzerland belongs to the European Free Trade Association. 
 Do you have any information on the demographics? 
 Yes, the weight of Zurich, Geneva-Lausanne, Basel and Bern, which are the largest metropolitan areas, tend to increase. 
 Can you tell me about the population? 
 Well, roughly two-thirds of the population speaks German. In the canton of Ticino Italian is spoken, while in parts of Graubunden Romansh is spoken. 
 Can you tell me any other interesting facts about Switzerland? 
 Gottfried Keller and Jeremias Gotthelf are two classic authors of Swiss German literature. 
 Thank you for all the information! 
 You're most welcome!
Switzerland