*Valid November 28, 2024 - December 2, 2024 at Canadian stores and at indigo.ca, while quantities last, with $50.00 or more pre-tax purchase of eligible product(s), after discounts and plum points redemptions. Minimum purchase amount excludes gift cards, plum+ memberships, Love of Reading products/donations, and shipping costs. Selection may vary between stores and online.
The Economic Theory of Product Differentiation/en-ca/the-economic-theory-of-product-differentiation/4BBDBEA0-36BE-4D29-9F50-B8A7FF2E379A.html4BBDBEA0-36BE-4D29-9F50-B8A7FF2E379A