This learning resource focuses on understanding the effects of price changes in related goods on the market demand for Cloud Sneakers. Students will explore the TRIBE acronym, which outlines factors influencing demand such as Tastes and Preferences, Related Goods, Income, Buyers, and Expectations. Through practical scenarios, like a significant price drop in complementary goods (Cloud Socks), students will learn to visually represent shifts in demand on a graph, articulate their reasoning behind these shifts using economic terminology, and tackle additional challenges involving substitutes and their effects on demand.