Microeconomics
Marginal Productivity and the Law of Diminishing Marginal
Returns
You have recently been hired to manage a movie theater. You
observe that there are many customers waiting around the concession
area to buy snacks. You also observe that there is only one clerk
working the counter. This employee has to do everything from get
the popcorn going, stocking condiments and supplies, changing the
soda canister when the syrup runs out for fountain drinks, helping
customers, fill orders, collect cash,...