FILE PHOTO: Main WSE index WIG20 is seen through the WSE (GPW) logo at the Stock Exchange in Warsaw, Poland June 1, 2018. Picture taken June 1, 2018. REUTERS/Kacper Pempel/File Photo
FILE PHOTO: Main WSE index WIG20 is seen through the WSE (GPW) logo at the Stock Exchange in Warsaw, Poland June 1, 2018. Picture taken June 1, 2018. REUTERS/Kacper Pempel/File Photo