- You have an amount of money you started with, that M comes first, then you have C, commodity, which is used in production. M again comes at the end and basically signifies that while you are making things, you attempt to keep the same level of money. Basically, they start with a certain amount, they then produce products, or invest in something and then get that money back, basically profit so much from it that it doesn’t take away from what you started at.