"Pension risk transfer to insurance companies could increase systemic risk in the U.S. financial system, the International Monetary Fund warned in a new report.... The authors [said] ... that 'the transfer of pension risk to the insurance industry, through 'longevity swaps' and other insurance products, increases the interconnectedness of the system.' For pension fund executives, 'pressure to improve returns could spur undue risk-taking, whether via direct credit exposure or through securities lending and cash reinvestment,' said the report[.]"