THE SECRETS TO CAPITALIZING ON THE COMMODITIES BOOMIn the mid-1970s, when Bob Greer scrolled through miles of microfilm in the basement of a public library in order to record commodity prices in his yellow legal pad, the idea of commodities being an investable asset class was way outside the mainstream. Now, it's a multibilliondollar vehicle for achieving portfolio diversification and inflation hedging--and he and his colleagues have written the book on earning better returns tha...