📊 Scarcity & Opportunity Cost Slides – Economics Unit 1 Make teaching scarcity and opportunity cost simple, engaging, and low-prep. This slide deck is designed to walk students through the core concepts of scarcity, trade-offs, and opportunity cost using clear explanations, real-world examples, and built-in discussion prompts. These slides are intentionally structured to be projected while students complete a paired worksheet, making this lesson easy to implement with minimal planning. ✅ Wh