Use the following to answer questions: 
-(Table: Costs of Birthday Cakes) Look at the table Costs of Birthday Cakes. Assume that fixed costs are $10. What is the marginal cost of the fifth cake?
Definitions:
Source Amnesia
Attributing to the wrong source an event we have experienced, heard about, read about, or imagined. Source amnesia, along with the misinformation effect, is at the heart of many false memories.
Retroactive Interference
A memory phenomenon where newly learned information interferes with the recall of information learned previously.
Previously Learned Information
Knowledge or skills that have been acquired through experience or education before the current moment or context.
Compulsive Gamblers
Individuals who have a relentless and often uncontrollable urge to gamble, leading to significant personal, financial, and social consequences.
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