"The CoRI Indexes will deliver truly groundbreaking support for investors grappling with today's most critical financial planning question: 'Do I have enough money to retire? Investors need to be aware that volatility plays a part in retirement planning, and the cost could go up or down, depending on a wide variety of factors. Then, it uses inflation expectations, interest rate changes, an adjustment for mortality, as well as something known as longevity pool risk premium, to come up with the final CoRI index level.