Congratulations to the Planet Money Summer School Class of 2023! Today, you become masters of business administration... spelled with lower-case letters for legal purposes. Your diploma is waiting for you just across the stage.But first, there's one final skill to impart: the pitch. We wouldn't...

How do you get the best deal? How do you know you're getting the best deal? Whether you're talking down the price of a car or talking up your salary, you don't have to be a jerk to get what you want. Negotiations can be win-win – if you know what to ask for and how to grow the pie.We have three...

"It's difficult to control everything," says our guest professor for this week, Santiago Gallino. "What is not difficult is to plan for everything." Today we venture into the sphere of business that masters the planning, and backup planning: operations management.It's more than just predicting a...