2 ms·I'd love to work 4d/week, but how does it affect retirement fund buildup?by glormph 12y agoI'd love to work 4d/week, but how does it affect retirement fund buildup?avar 12y agoYou build it up at 4/5 the rate that you otherwise would have.mcv 12y agoMore precisely: you build it up at a rate relative to your income, which is probably 4/5 of what it'd otherwise be. But if that 4/5 is enough for you, the retirement funds will probably be too.