From: A new measure of skill mismatch: theory and evidence from PIAAC
 | Literacy | Numeracy | ||||
---|---|---|---|---|---|---|
 | Under- | Well- | Over- | Under- | Well- | Over- |
 | skilled | matched | skilled | skilled | matched | skilled |
Min–maxa | 0.087 | 0.763 | 0.150 | 0.082 | 0.762 | 0.156 |
 | (0.078) | (0.153) | (0.086) | (0.075) | (0.156) | (0.090) |
1st–99thb | 0.087 | 0.762 | 0.151 | 0.082 | 0.761 | 0.157 |
 | (0.077) | (0.152) | (0.085) | (0.075) | (0.155) | (0.090) |
2nd–98thc | 0.088 | 0.760 | 0.152 | 0.082 | 0.760 | 0.158 |
 | (0.076) | (0.148) | (0.083) | (0.074) | (0.151) | (0.087) |
5th–95thd | 0.093 | 0.746 | 0.162 | 0.087 | 0.746 | 0.167 |
 | (0.072) | (0.133) | (0.073) | (0.070) | (0.137) | (0.079) |