Optician GrandVision quarterly earnings miss expectations

AMSTERDAM (Reuters) - GrandVision , the world's biggest operator of eyeglasses stores, on Wednesday posted lower-than-expected fourth-quarter core earnings, hurt by acquisition-related costs. The company reported adjusted earnings before interest, taxes, depreciation and amortisation (EBITDA) of 111 million euros ($123 million), up from 106 million euros in the same period a year earlier, on revenue of 786 million euros. Analysts polled by Reuters had seen EBITDA at 120 million euros on revenue