Productivity and Costs in the Short-run

This lesson illustrates using data and graphs the relationship between productivity and costs in the short-run, and how the law of diminishing marginal returns determines the shapes of the short-run cost curves: marginal cost and average variable cost. Want to learn more about economics, or just be ready for an upcoming quiz, test or end of year exam? Jason Welker is available for tutoring, IB internal assessment and extended essay support, and other services to support economics students and teachers. Learn more here! http://econclassroom.com/?page_id=5870