SOFIA (Bulgaria), August 5 (SeeNews) - The earnings before interest, taxes, depreciation and amortization (EBITDA) of Globul, the Bulgarian unit of Greek mobile phone operator Cosmote, in the first half of 2010 fell by 3.6% year-on-year to 82.7 million euro ($108.6 million), Cosmote's owner, OTE, said on Thursday.