Commodity money as a theoretical backing for federally issued "gold certificates" to substitute for the gold. Between 1933 and 1970 (when the U.S. officially left the gold standard), one U.S. dollar was technically worth exactly 1/35 of a troy ounce (889 mg) of gold. However, actual trade in gold bullion as a precious metal within the United States was banned after 1933, with the explicit purpose of preventing the "hoarding" of private gold during an economic depression period in which maximal circulation of money was desired by influential economists. This was a fairly typical transition from commodity to representative to fiat money,
Deutsche Bank Liquid Commodity Index these two metals constitute only 11% of total turnover on the LME. Energy markets exhibit a similar degree of market concentration with the benchmark West Texas Intermediate (WTI) crude oil contract representing 37% of total energy futures turnover on NYMEX in 2006. Deutsche Bank Liquid Commodity Index The Deutsche Bank Liquid Commodity Index (DBLCI) was launched in February 2003. It tracks the performance of six commodities in the energy, precious metals, industrial metals and grain sectors. The DBLCI has constant weightings for each of the six commodities and the index is rebalanced annually in the first week of November. Consequently,