SPDR Gold Shares (NYSEArca: GLD ) : Metal markets may look more attractive with higher interest rates. Mary Anne and Pam Aden of MoneyShow.com report that the 30-year T-bond yield crossed the 4.65-4.75 percent mega-trend threshold this month. With higher yields, Mary Anne and Pam warn that: Inflation will start to pick up momentum, making metal markets more attractive.