(Kitco News) - The gold market has been acutely aware of lackluster demand from generalist investors for a while; however, investors are mostly shunning paper gold products as major retail has seen significant growth in physical bullion sales. Last year, Costco surprised the investment community after it announced it sold $100 million in one-ounce gold bars between August and September. Equity analysts at Wells Fargo said that investors should start paying attention to the retailer’s gold business, as it ha ...