The word Democracy of Greek origin means rulership of the people and that comes in several forms. In most western countries we have parlamentarien democracies. The people vote a group from withen themselves to create a parlament to rule them. A parlament is a place to talk and make decisions.
Capitalism is widely known as an economic system based on markets ruled by capital as the main force. Usualy capitalism is in opposite to democracy not further specified even so we have different theories within economic science.
Also, the fact that the original meaning of the word capital is far more than money is usually ignored until you stare at that door where it sais Human Resources und you might wonder why it says Resource instead of Capital. If you have to wait to much time there and keep thinking about avoiding being exploitet like a natural resource in e.g. an african cobalt mine for your managers tesla battery you might find yourself in trouble later on the other side of that door of perception explaining why you are actually a human capital and a major asset for the company that is helping you to pay those bills you actually don't need, due to your intellectual-, work ethical- and social skill capital...
Today we have an accumulating capitalism, while in those dark future Cyberunk societies that form turned into an anarchistic capitalism.
Today money comes to money. It is a lot easier to make money if you already have money even so you are dump as shit while being smart, talented and having a great set of social skills is no gurantee what so ever to make money. It helps so, I guess.
An anarchistic capitalism does know no rules and everything is possible. You don't like a contract, well get a gun or hire a gun and just kill the other party. You like that car, steel it. Your yacht was stolen? Steel it back. You have a new substance? Test it in the market. They either like it or hopefully die bevore they can warn too many others and you will make profit.