Capital market history shows us that a correct ordering of the average arithmetic mean return for asset classes, from lowest to highest, is: U.S. Treasury bills, long-term government bonds, intermediate-term government bonds, small-company stock. corporate bonds, U.S. Treasury bills, small-company stocks, large-company stocks. U.S. Treasury bills, government bonds, corporate bonds, large-company stocks. government bonds, U.S. Treasury bills, large-company stocks, small-company stocks. U.S. Treasury bills, small-company stocks, large-company stocks, government bonds.