You feel their presence all the time. When you say business, or trade, the image that comes to mind are easily people in business suits engaged in phone conversation while gesturing to another person at the same time. They walk relentlessly from one corner to the next, often calling out to one another. You see monitors with all these numbers and acronyms. They put in data on the terminals. What you actually see in your head is a stock exchange.
A stock is basically shares in a business. A stock exchange is where stocks, bonds, or other securities are bought and sold. This is where stock brokers meet. The image we have conjured earlier, those are stock brokers.
