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 economics ...

Economists develop economic models to explain consistently recurring relationships. Their models link one or more economic variables to other economic variables. For example, economists connect the ...

ECONOMISTS develop economic models to explain consistently recurring relationships. Their models link one or more economic variables to other economic variables (see “What Are Economic Models,” F&D, ...

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 the most ...