KhanAcademyExercises

In this exercise, practice what you've learned about the difference between entry and exit and the shut-down rule.

Practice what you've learned about profit maximization and how to apply the profit maximization rule in this exercise.

Practice what you have learned about economic and accounting profit in this exercise.

Practice what you have learned about long-run production costs and the relationship between the long-run average total cost curve and economies of scale, diseconomies of scale, and minimum efficient scale in this exercise.

Practice what you have learned about the effect of economies of scale on cost and prices in this exercise.

Practice what you've learned about perfect competition in the short run and the long run, including the firm's shut down rule and entering and exiting an industry.

Practice what you have learned about the foundational ideas behind perfectly competitive markets, including the characteristics of a perfectly competitive market, profit-maximization, and graphs of perfectly competitive firms.

Practice what you have learned about short-run production costs in this exercise.

Practice what you have learned about the difference between marginal cost, average variable cost, and fixed costs in this exercise.

Practice what you have learned about the production function in this exercise.

Practice what you have learned about productive efficiency and allocative efficiency in perfect competition in the short run and the long run.

Test your knowledge of biogeochemical cycles!

Explain the extent to which the Supreme Court's interpretation of the Second Amendment reflects a commitment to individual liberty

Read and interpret a double bar graphs.

Understanding how the subdivision algorithm works

Determine if two vectors shown on a graph are equivalent.

Use your knowledge about angles to find missing angle measures in various complex situations.

Practice what you have learned about the market for loanable funds.

Let's practice problems involving the Cartesian sign convention for mirrors and lenses.

Test your skills on the causes and effects on the innovations in technology, agriculture, and commerce over time.