What are the classic jokes about finance?

A finance professor and a student are walking down the street. When the student found a $20 bill in the street, he ran to pick it up. At this time, the professor said, don't answer it. If that $20 is really taken. A group of students in the martial arts school are about to graduate. The teacher told them: "After going out, don't compete with economists, because they all have an invisible hand." Student: Since the market is omnipotent, what's the use of economists? Teacher: Because economists can bring us happiness, but the market can't. Social contribution. A: "What did The Economist do?" B: "In the short term, they have done a lot, but in the long term, they have done nothing." Impressive performance: economists predicted nine of the past five recessions. Light bulb problem. Q: How many economists does it take to replace a broken light bulb? A: Eight. One person turns on the light bulb, and the other person is responsible for keeping things (conditions) unchanged. Q: How many Chicago economists does it take to replace a broken light bulb? A: No. When the light bulb is broken, the market mechanism will naturally be replaced. Q: How many neoclassical economists does it take to replace a broken light bulb? A: That depends on the salary at that time. Q: How many Keynesian economists does it take to replace a broken light bulb? The more, the better. It is because this will increase employment, stimulate consumption and make aggregate demand curve move to the right. Q: Why did God create economists? A: Because there are economists, the weather forecast is much more accurate! A: I found an arbitrage opportunity in our canteen. Tell me about it. A: The food in the canteen costs 7 yuan a catty, while the market price of bacon is almost 10 yuan a catty. Plus, the fried bacon is less than half of the original quality, which is an excellent arbitrage opportunity! B: Then how are you going to implement it? I eat a lot every time. No wonder you are so fat. Oh, my God, I just missed two calls from my girlfriend! B: What's the big deal? A: Dude, you don't understand. It's like forgetting to hedge before the end of the day. Oh, that's too bad