Gold is up more than 10% year to date, and the price may be poised to climb even higher as fear and volatility creep into the market, riding the coattails of President Trump's low approval rating. So with Warren Buffett's advice in mind to be greedy when others are fearful, let's consider two leading gold miners, Goldcorp (NYSE: GG) and Barrick Gold (NYSE: ABX), to see which one offers the more compelling argument for investment.Goldcorp and Barrick, both headquartered in Canada, are two of the world's largest gold producers.