August 4 (SeeNews) - Croatian tourism company Imperial Riviera [ZSE:HIMR] posted negative earnings before interest, taxes, depreciation and amortization (EBITDA) of 14.2 million kuna ($2.2 million/1.9 million euro) in the first half of 2020, compared to a positive EBITDA of 700,000 kuna in the same period of last year.