Briefings • Gold declines to Two-Week Low as Stronger Dollar Curbs Demand - Gold declined for a second day in London, falling to the lowest in more than two weeks, as a stronger dollar curbed demand for the metal as an alternative investment. The U.S. Dollar curbed demand for the metal as an alternative investment. The U.S Dollar Index, a six-currency gauge of the strength of the greenback, rose as much as 0.5 percent.