The Gold Standard, Now for Today?s Students Varian?s Intermediate Microeconomics, long the gold standard, welcomes new co-author Marc Melitz. Informed by his extensive teaching experience, Melitz incorporates fresh examples and problems to modernize and enhance Varian?s core approach to support today?s students. A new interactive ebook supports provides unique interactives that explain challenging concepts, and Smartwork online assessment tool offers ample opportunities for students to work through problem sets.