Tiffany owner LVMH braces for margin erosion as gold hits record highs

(Changes headline, no changes to text.) By Mimosa Spencer PARIS (Reuters) -The doubling of gold prices in two years, along with U.S. tariffs and a weaker dollar, have made it harder to defend gross margins for Tiffany owner LVMH and others in the high-end goods industry. “Each of these [factors] alone could be offset by the high-end branded jewellery players and watchmakers but all together,