Wages have been spreading out across workers over time - or in other words, the 90th/50th wage ratio has risen over time. A key question is, has the productivity distribution also spread out across worker skill levels over time? Using our calculations of productivity by skill level for the U.S.,...

Introduction / Adam Biela) -- Theoretical base and methodology for job analysis -- Multidimensional analysis and the assumed theories in the European questionnaire for job analysis (EQJA) -- Towards synthesis of multidimensional job analysis -- Conclusions / Adam Biela) -- Biographical notes