Problems of defining and measuring unemployemnt in the contemporary American economy are examined here using data from the official employment survey. The paper finds that only a minority of the unemployed conform to the conventional picture of a worker who has lost one job and is looking f or...

In this paper, a theory of the natural or equilibrium rate of unemployment is built around a theory of the duration of employment. Evidence is presented that most unemployed workers became unemployed because their previous jobs came to an end; only a minority are on temporary layoff or have just...