| A | B |
| Company Town | A community set up and run by a company for its workers |
| Corporation | A large company formed by a group of investors |
| Labor Union | A group of workers that tries to help its members |
| Monopoly | The complete control of an industry by one company or person |
| Patent | A government grant that allows only the inventor to make, use, and sell an invention for a certain time |
| Pollution | Damage to the land, air, or water from harmful materials |
| Robber Barons | Derogatory name for wealthy business owners |
| Strike | To refuse to work until certain demands, such as higher wages or better working conditions, are met |