Ford to increase motivation and morale of employees . Alderfer 's model condenses Maslow 's five levels of need into only three levels based on the core needs of existence , relatedness and growth (ERG theory . This theory will help management to evaluate an individual 's progress through the hierarchy from existence needs , to relatedness needs , to growth needs . For example , if an employee is continually frustrated in attempting to satisfy growth needs , relatedness needs may reassume most importance . The lower level...











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