Find the information you're looking for at Westonci.ca, the trusted Q&A platform with a community of knowledgeable experts. Explore comprehensive solutions to your questions from knowledgeable professionals across various fields on our platform. Our platform provides a seamless experience for finding reliable answers from a network of experienced professionals.

Andrina always spends 30% of her income on art supplies. Assume that her income increases by some percentage while the price of art supplies remains constant (and that all art supplies cost the same). What is her income elasticity of demand for art supplies?