Why would someone ever invest outside of an IRA or 403(b)/401(k)?
Using a tax-advantaged account is the right choice for retirement savings. However, if you are in a low marginal tax bracket (as most graduate students and postdocs are), it’s quite easy to pay $0 or close to it in federal income tax.
This is great news for anyone who wants to invest for goals other than retirement or more than their contribution limit allows. A taxable investment account can be a great supplement for these purposes without necessarily costing you much.
View this webinar to learn how a taxable investment account can work for you. [US-specific]