Use the following to answer questions: 
-(Table: Lunch) Look at the figure Lunch. Joe makes and sells picnic lunches to people taking all-day rafting trips on the river. The marginal cost and average cost of each lunch are a constant $4. If Joe is one of many firms in a competitive industry, how many lunches will he produce in the long run?
Definitions:
Negative Feedback
Responses or information that indicates a deviation from expected or desired outcomes, often used as a basis for improvement.
Ergonomics
The scientific discipline concerned with the understanding of interactions among humans and other elements of a system, aimed at optimizing human well-being and overall system performance.
Motivational Approach
A method or strategy designed to inspire and encourage individuals or teams to improve performance and achieve goals.
Training Time
The duration allocated for the development of skills and knowledge through structured learning activities.
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