Examples include energy in 2009 and precious metal miners in 2014 - 2015. (ericcinnamond.com)
U.S. Global GO Gold and Precious Metal Miners ETF uses what it describes as «smart factor methodology» to pick mining companies for its... Read More (tsinetwork.ca)
The U.S. Global GO GOLD and Precious Metal Miners Index uses a robust, dynamic, rules - based smart - factor model to select precious minerals companies that earn over 50 % of their aggregate revenue from precious minerals through active (mining or production) or passive (royalties or streams) means. (usglobaletfs.com)