[Fact Check] Raising the National Pension's Income Replacement Rate to 50% Without Raising Contributions? Essentially Impossible

At a televised presidential candidates' debate on April 19, 2017, Moon Jae-in, the Democratic Party candidate, stated: "There is a plan that makes it entirely feasible to raise the National Pension's income replacement rate without any increase in contributions." He offered this defense after Yoo Seung-min, the Bareun Party candidate, pressed him, asking, "You say you will raise the National Pension's income replacement rate from 40% to 50%, but with what money do you intend to do so?" The income replacement rate refers to the ratio of old-age pension benefits to lifetime average earnings.

https://www.joongang.co.kr/article/21498603