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Employment changes in construction：secular, cyclical, seasonal
Employment changes Construction employment seasonal
2009/6/4
Construction employment growth roughly paralleled that of total employment during 1950-80; but, compared with the total economy, the demand for labor takes longer to recover from recessions.
Seasonal employment falls over past three decades
Seasonal employment falls private industry demographic groups
2009/5/7
Seasonal employment declined markedly from 1960 to 1990, a trend that was widespread throughout private industry and demographic groups. Some of the reasons for a less seasonal workplace are changing ...