Jensen, Gerald R.; Johnson, Robert R.; Mercer, Jeffrey M. - In: Journal of Futures Markets 20 (2000) 5, pp. 489-506
We provide evidence on the role of commodity futures in portfolios comprised of stocks, bonds, T‐bills, and real estate. Over the period investigated (1973–1997), Markowitz optimization over a range of risk levels gives substantial weight to commodity futures, thereby enhancing the...