Writing for Knowledge@Wharton, Professor Olivia Mitchell,Wharton Professor of business economics and public policy, looks at a new proposal circulating in Washington for the taxation of 401k plans.  The idea being explored looks at using after-tax dollars for contributions, much like a Roth, rather than allowing the current structure where contributions are made with pre-tax dollars.  Is this a good idea?  Professor Mitchell explores this topic.

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