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Table 9 Skill mismatch and the use of skills at work

From: A new measure of skill mismatch: theory and evidence from PIAAC

  Literacy mismatch Numeracy mismatch
  Over-use of Over-use of Over-use of Over-use of
  literacya numeracya literacya numeracya
Under-skilled 0.163 0.064 0.111 0.097
  (0.012) (0.015) (0.008) (0.019)
Well-matched 0.002 0.003
   (0.001) (0.001)  
Over-skilled −0.053 −0.010 −0.031 −0.017
  (0.009) (0.007) (0.005) (0.011)
  1. Bootstrapped standard errors in parentheses. See Appendix for details on the bootstrap procedure. Source: OECD Survey of Adult Skills (PIAAC)
  2. aRelative difference between the average usage of the indicated category and the well-matched, conditional on proficiency