Any low-fees index fund.
The yield? 2.1% Nothing to write home about. [1]
Is there some high-yielding, regular-income fund I should know about? Even allowing for sorta-irregular funds, you probably can't do much better in this environment, though I'd like to be proven wrong.
[1] https://personal.vanguard.com/us/funds/snapshot?FundId=0723&...
The chart in [3] shows a few funds against the S&P 500. Prices seem to largely track the S&P index. Maybe there's a way to chart the dividend yield over time, too.
[1] http://www.forbes.com/sites/moneybuilder/2014/08/22/choosing...
[2] http://gyroscopicinvesting.com/forum/stocks/what-about-a-hig...
[3] https://www.google.com/finance?chdnp=1&chdd=1&chds=1&chdv=1&...