The wedding, hosted in Venice, Italy, is expected to cost millions of dollars as residents protest the upcoming luxury event.

The price of gold hit $3,389 an ounce this week - 30 per cent higher than at the start of the year, and 185 per cent above its level of a decade ago.

TRADING DAY Making sense of the forces driving global markets By Jamie McGeever, Markets Columnist I'd love to hear from you, ...