Comment by Nullabillity

2 years ago

High-frequency trading, I'd assume. Exploiting the stock market for profit.

Or providing liquidity to reduce transaction costs for everyone.

  • How high are the costs and how much can you reduce them before you reach diminishing returns? Will it reach zero?

    • It is pretty close to zero. Has anyone thought about how much a trade of a broadly traded security will cost them in recent times, or ever thought it would not happen near instantly?

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