Examlex
Some long-run unemployment may be explained by the fact that the number of jobs available in some labor markets may be insufficient to give a job to everyone who wants one.
Positive Reinforcement
An increase in future behavior due to the addition of a stimulus immediately following a response.
Good Grades
Academic scores or evaluations indicating a high level of competence or mastery in the subject matter being assessed.
Primary Reinforcer
An innately satisfying stimulus, such as food or drink, which does not require learning to become pleasurable.
Secondary Reinforcer
A stimulus that gains its reinforcing properties through association with a primary reinforcer.
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