Allocation of primary income account is the second constituent of the primary distribution of income accounts.

UNESCO: Belarus: Report: Part I: Descriptive Section

My bond allocation for a tax-sheltered retirement account is 60 percent in the Vanguard Total Bond Market (symbol: VBMFX), 20 percent in the Vanguard TIPS fund (symbol: VIPSX), and 20 percent in the Vanguard Corporate High Yield fund (symbol: VWEHX).

FORBES: Total Bond Index Funds are Not the Total Bond Market

Essentially, an investor can just put money in an age-based investment option within a 529 college savings plan account and the money manager will automatically change the allocation of stocks and bonds to a mix that is less heavy in stocks and more heavy in bonds and cash as college draws near for the account beneficiary.

FORBES: Is Your 529 College Plan Safe? Bond Managers Flash Warning Signals