Origination of FHA-insured reverse mortgages fell in the fourth quarter as borrowing costs increased and loan amounts shrank due to tighter agency rules for these loan products, according to Inside FHA Lending’s analysis of agency data. The FHA reported $15.3 billion Home Equity Conversion Morgages originations for 2013, which was up 20.6 percent from $12.7 billion in 2012. Production, however, fell 12.6 percent quarter over quarter as policy changes designed to stabilize the ailing Mutual Mortgage Insurance Fund and help ensure that HECM borrowers can sustain themselves for longer periods of time took effect on Sept. 30. The changes include limiting disbursements at loan closing, or during the initial 12 months after closing, to 60 percent of the initial principal limit. Borrowers who draw more than 60 percent will pay ... [1 chart]