Zumbo, B. D. (1999). A handbook on the theory and methods of differential item functioning (DIF): Logistic regression modeling as a unitary framework for binary and Likert-type item scores.
The number of empirical studies on contemporary career attitudes (e.g., protean and boundaryless career orientation) has grown in volume, and yet our understanding of how these attitudes relate to career and job outcomes is rather limited.
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