> Money/labour input does not equal value. I could spend 10 years pulling all the grass from my backyard and sorting it from longest to shortest in length. A lo

> Money/labour input does not equal value. I could spend 10 years pulling all the grass from my backyard and sorting it from longest to shortest in length. A lot of effort went into it. Doesn't make it valuable. Doesn't make it valuable to 'you', but if you found someone willing to pay you with another object of value, that's another story. Better answered by another user here "money is backed by the willingness of other people to price their goods and services in it.Vendors aren't required to sell for dollars, they can sell for whatever medium of exchange they want. It's just convenient to do so."