The 'capital-light' strategies of Bermuda Triangle companies rely heavily on leverage. RIJ identifies several ways in which affiliated life insurers, asset managers and reinsurers use other people's money.

If you want to understand the Bermuda Triangle better, we recommend getting to the know the private market ecosystem that occupies the apex of the triangle. The CFA Institute's chart should help.

The three 401(k) annuities described here differ in their pre-retirement crediting mechanisms, their flexibility for the owners, and in the scope of their guarantees. (This article includes current map of 401(k) income option universe, from DCIIA.)