Annuities are all about producing income that will last according to P. Brett Hammond. Hammond is the chief investment strategist for TIAA-CREF asset management. In Hammond's view wealth creation and asset accumulation are fine, but producing income should be front and center when thinking about retirement: There's nothing wrong with wealth creation. In fact, it's fabulous. But the problem is if you're only thinking about wealth creation for retirement income, you may forget about all the other...