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The AMA Dictionary of Business and Management by George Thomas Kurian

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J

January effect Phenomenon in which companies with lower capitalization outperform large companies in the first month of the year.

Jaques, Elliott (1917–2003) Canadian psychoanalyst and organizational psychologist. He developed the notion of requisite organization from his stratified systems theory. He developed the concept of social systems as a defense against unconscious anxiety. He is also known for his concept of time-span of discretion, a measure of how much discretion an employee has. His books include The Changing Nature of a Factory: A Study of Authority and Participation in a Industrial Setting (1951), Measurement of Responsibility: A Study of Work, Payment and Individual Capacity (1956), Equitable Payment (1963), Product Analysis ...

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