scope shift in the conclusion from u rate to job security
==========================
u rate high- fewer and shorter v
u rate low- more and longer v
assumptions- job security and u rate are corelated
conclusion- perceptions of their own job secuirty influence the duration and frequency of their vacation
==========================
u rate high- fewer and shorter v
u rate low- more and longer v
assumptions- job security and u rate are corelated
conclusion- perceptions of their own job secuirty influence the duration and frequency of their vacation



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