Welcome to Czar Finance! Episode 23: Investing 101- Retirement Types – 457’s. On today’s episode I will discuss the basics of what a 457 is. I will quickly go over how it works, types of investments, Matching. If your work provides an option for a 457 and you’ve maxed out your 401k or 403b account, take it! and start saving today. The sooner you start the sooner you might become a millionaire!