I12, I18, C93
D83, I38, J15, D63, D31
C93, D91, Z13, D71, J16, J15
C93, D83, I20
D63 D64 D91 J12 J16
C91, D31, D63, D91, J16, J22
12, I15, I18, I25, O12, C93
J31, J63, J64, C93, D83, J68
I12, I18, C93
), J64 (Unemployment: Models, Duration, Incidence, and Job Search), D83 (Search • Learning • Information and Knowledge)