• huge_clock@lemmy.world
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    1 year ago

    Well let’s say you and I start off on a new planet and we both have $10,000 to spend and the aliens of this planet will buy whatever we produce. You and I decide to compete with each other for business in the hole-digging business. You buy a new spade, and also some furnishings for your house and a new TV. I on the other hand stretch my budget and buy a backho and sacrifice some personal luxuries at home.

    The going rate for a new hole is $100. We get down to business but despite you working 15 hour days, you’re only able to dig one hole but I am able to produce 4 holes in one day while only working 8 hours. This means I make $100,000 a year while you only make $25,000 a year.

    In this hypothetical scenario why am I making more money than you? What is the source of the inequality?

    It can’t be that i am exploiting people because we are individual workers in business for ourselves. What’s happening is that some of my profits are yes a result of my labour, but part of the profits that I receive are a return on the capital that i invested in the back-ho.

    Listen, i am not trying to say the world is a fair place. There’s a whole colonial system that was set up and abused, inherited wealth and a history of real legal oppression that still persists today. I’d even say that the rich don’t pay enough in taxes and we should push up the capital gains tax rate and close loopholes. But what I won’t say is that the labour theory of value makes any sense at all. It’s pretty discredited among economists and only exists in Marxist literature (which predates the marginal revolution where a lot of our understanding about economics comes from).

    Even developing countries or even communist countries need to throw out the labour theory of value in order to maximize their economic output. For example in the Solow-Swan growth model, one of the predictions is that capital is more effectively utilized with labour that doesn’t currently have a lot of capital. Think about this, all output is a mix of capital and labour. If you are a person without a shovel the small amount of money that a shovel costs would make a huge difference in your output. Think about that! Using a neoclassical model you can demonstrate value in redistribution of wealth. Why would you cling to old outdated economics models when the new ones can still prove your point?