Paul Solman: I’ve done numerous interviews with Paul Samuelson over the years. Invariably, he was funny, imaginative and deep. Particularly memorable was a long session on the basics of ...

To start budgeting, track all income and expenses for at least 30 days—or, better yet, each month for an entire year. List ...

This article appeared in the Finance & economics section of the print edition under the headline “Back to basics?” ...

Paul Solman: On Tuesday, we posted the first transcript from a series of interviews I’ve done with Paul Samuelson over the years. This installment picks up where the last left off, explaining ...