1. This version: February, 2018 (submitted)
    with Javier Birchenall, Hani Mansour and Sergio Urzua
    Supplementary material
    Earlier version available as NBER Working Paper 19111 and IZA Discussion Paper 7454

  2. Optimal Taxation with On-the-Job Search
    This version: December, 2017
    with Espen R. Moen and Rune M. Vejlin.

  3. Productivity and Wage Dispersion: Heterogeneity or Misallocation? 
    This version: December, 2014 (revise and resubmit Review of Economic Studies)
    with Bent Jesper Christensen and Dale T. Mortensen
    Supplementary material
    Earlier versions circulated under (variations of) the title "Wage and Productivity Dispersion: Rent Sharing, Labor Quality, Capital Intensity, and TFP"