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Seasonal adjustment of unemployment series
Brown, Robert Leslie, (1971)
Prognoseuntersuchung für die Zeitreihe der registrierten Arbeitslosen in der BRD
Mohr, Walter, (1979)
Are economic time series asymmetric over the business cycle?
Neftçi, Salih N., (1984)
A threshold theory of discretionary interaction behavior
Smith, Tony E., (1987)
Poisson gravity models of spatial flows
An axiomatic theory of spatial discounting behavior
Smith, Tony E., (1975)