October 23 (SeeNews) - Croatian wireless operator Tele2 Croatia widened its negative earnings before interest, tax, depreciation and amortisation (EBITDA) to 255 million Swedish crowns ($32.7 million/25.4 million euro) in the first nine months of 2008 from 248 million crowns a year earlier, despite a rise in net sales and customer numbers, its Swedish parent company, wireless operator Tele2, said on Thursday.