If you're talking about dress shoes you don't expect the soles to last especially longer than those on cheap dress shoes. With the higher quality ones you can,

If you're talking about dress shoes you don't expect the soles to last especially longer than those on cheap dress shoes. With the higher quality ones you can, and it is worth it to, resole and remanufacture them multiple times. My best dress shoes are ten years old, have been redone once, and are likely to last another 20 years. That said, I don't think this accounts for rich people having more money