There is a simple and obvious solution, rise the age of retirement. When pension schemes were invented (or instiutionalised) at the end of the 19th century, th

There is a simple and obvious solution, rise the age of retirement. When pension schemes were invented (or instiutionalised) at the end of the 19th century, the delta between retirement age (65) and expected age of death was small. This is different now, since people tend to retire before 65 and live to their mid to late 80s on average.