character: Risky Rita
topic: Understanding Opportunity Cost
grade: 8
subject: Economics
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character: Budgeting Bobby
topic: Making Choices and Opportunity Costs
grade: 8
subject: Economics
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character: Savvy Sally
topic: Cost-Benefit Analysis in Decision Making
grade: 8
subject: Economics
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character: Frugal Frank
topic: Understanding Trade-offs in Economics
grade: 8
subject: Economics
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