In our ultimate retirement savings guide we covered why, how, and which financial instruments to invest in. We focused mostly on index funds and ETFs (exchange-traded funds). Due to their great diversification and low fees, it is considered the most suitable security for (passive) long-term investors. There you’ll find an overview of what to look at when choosing which funds to invest in.
This is a companion discussion topic for the original entry at https://nomadgate.com/best-low-cost-brokers/