To what extent a pension system can be judged fair given structural differences in life expectancy across socioeconomic groups is not straightforward and will depend on the exact design of the system and other social policies in place, and how these policies interact with the pension system.

Italy, which is sometimes considered a laggard in terms of social and economic reforms, can boast a pension system that is, by and large, functioning sufficiently well in terms of ensuring an adequate purchasing power to retirees and a financially sustainable outlook in the long term, even when...