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Navarro, Anton D.; Fantino, Edmund – Journal of the Experimental Analysis of Behavior, 2005
The sunk cost effect is the increased tendency to persist in an endeavor once an investment of money, effort, or time has been made. To date, humans are the only animal in which this effect has been observed unambiguously. We developed a behavior-analytic model of the sunk cost effect to explore the potential for this behavior in pigeons as well…
Descriptors: Reinforcement, Hypothesis Testing, Animals, Animal Behavior
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Felker, Donald W.; Thomas, Susan Bahlke – Child Development, 1971
Four hypotheses were derived from the proposition that positive self-concept is due partly to an ability to utilize self-initiated verbal reinforcement. (Authors)
Descriptors: Behavioral Science Research, Correlation, Hypothesis Testing, Locus of Control
Manis, Melvin; Ruppe, John – J Personality Soc Psychol, 1969
Descriptors: Behavior Patterns, Behavioral Science Research, College Students, Hypothesis Testing