I would say that Wikipedia could be used to research the benefits and drawbacks of the free enterprise system in terms of the advancement in scientific enquiry that took place during the Renaissance and the Industrial Revolution thanks to the advent of capitalism (after feudalism). On the other hand, the same source could show the adverse working conditions for even women and children in the underground coal mines in England during the Industrial Revolution (intense exploitation).
Answer:
If the environment changes then the businesses will make products you need in that environment so consumers will buy more of that product because they need it. For example, if it's summer you need new summer clothes so companies will start to make summer clothes so people will buy them instead of winter or fall clothes because of the environment. So businesses are getting money and the consumers are getting what they need or want.
All of them it was a really hard time