Stephen Wolfram Q&A, For Kids (and others) [February 5, 2021]
The Stephen Wolfram Podcast
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How Random Walks Can Affect Stock Prices
Trading many times a second, it starts to matter that there's an extra 50 molly seconds of delay in getting the information. The most important offect about a stock price is that it can't be negative. A company can never be worth a negative amount of money. You might have said that about something like oil. But there was a time a few months ago when the effective price of oil on the market actually managed to go negative because for various reasons.
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