Insurance companies will likely increase their investment in non-agency residential MBS, with market and regulatory influences encouraging movement toward hybrid and floating-rate securities as opposed to fixed-rate bonds, according to some top securities industry analysts. The primary driver on the regulatory level is the anticipated slight rise in capital requirements expected to result from a recent action by the National Association of Insurance Commissioners, the association of state insurance regulators. On Dec. 27, 2011, the NAIC released updated pricing designations that...