Things have no intrinsic value, only what people are ready to pay for them. There's no "fair" price for an ounce of gold; could be worth a lot right now, or not

Things have no intrinsic value, only what people are ready to pay for them. There's no "fair" price for an ounce of gold; could be worth a lot right now, or nothing in another context. Same with your labour, or the labour of those making the big mac.