We use tax-based longitudinal microdata for 1982-99 to (i) examine how earnings distributions have shifted, (ii) identify changes in earnings mobility patterns, and (iii) replicate and update Beaudry and Green's cohort analysis of age-earnings profiles. We find: (i) increased polarization of...

Poverty (low income) dynamics are explored using tax filer data covering the period 1992 to 1996. The distributions of short- and long-term episodes are identified and reveal substantial differences by sex and family type. Entry and exit models explore the relationships between poverty...