mrfredward

5 ms·

1.
by mrfredward 5y ago
Liquid retail stocks follow Benford's law because there is a notion of intrinsic value from the company and an army of quant traders trying to exploit any price inefficiency caused by the retail traders. With cryptocurrency, the market
2.
by mrfredward 5y ago
I guess we need to make a distinction between the blog post and the Gary Smith post it links to here. Gary smith (the person I think you're referring to having spent a career in this) says this: >The market manipulation, the irratio
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by mrfredward 5y ago
Benfords law is used to find evidence that the numbers came from a person, not a measurement or mathematical process, right? So anyone who knows what a limit order is should not be surprised to find evidence that humans are involved in pick
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by mrfredward 5y ago
I am a few months in to a 15 year mortgage after recently refinanced at a 2.125%. Here's a rough breakdown of where each dollar of my last mortgage payment went: Principal: 60% Interest: 22% Escrow(Taxes + Insurance): 18% And of course
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by mrfredward 5y ago
Here's an example for something as simple as a hobbyist using a metal lathe in their garage: For a rough part, you can measure how much material you need to take off, do it in a few passes without stopping to remeasure, and you're
6.
by mrfredward 5y ago
The downside of seniority based pay is that people who show little to no motivation can end up the highest paid on a team if they simply avoid getting in trouble for 20 years. I know someone who quit a job at Boeing years ago in part becaus
7.
by mrfredward 5y ago
From the code you linked: > Computing professionals should protect confidentiality except in cases where it is evidence of the violation of law, of organizational regulations, or of the Code. In these cases, the nature or contents of tha
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by mrfredward 5y ago
The dictionary defines ethics as the field of knowledge dealing with moral principles, sure, and that's not at all what I'm talking about here. Perhaps I erred in using the word too generally and should have been specific in talki
9.
by mrfredward 5y ago
You've confused ethics and morals. The ethical action (which is about professional standards rather than your conscience) is usually to follow the legal agreement you've signed (barring something that supersedes the NDA like being
10.
by mrfredward 5y ago
From the tweet it looks like an awesome search feature. Just type what you wanted to search for right inline and then it can drop the result in without you ever changing a window or moving a hand to the mouse. Problem is you don't know
11.
by mrfredward 5y ago
Somewhat buried, but this my favorite takeaway >Errors of omission are generally much more serious than errors of commission, but errors of commission are the only ones picked up by most accounting systems. Since mistakes are a no-no in
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by mrfredward 5y ago
I believe width is referring to pulse width, which should be a time unit.
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by mrfredward 5y ago
For a very basic CRUD app I tend to agree with you. But for anyone dealing with synchronization between threads/processes/machines, modeling engineering problems with large systems of equations, complex business domains, systems p
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by mrfredward 5y ago
Well of course not, but it's a pretty strong risk factor.
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by mrfredward 5y ago
>the power differential is so intense that evidence can be ignored This is a good point from the article to expand on, it's not just coincidence that the Hanoi rat massacre and the Delhi cobra hunt both feature colonial governments.
16.
by mrfredward 5y ago
Oops, yeah I mixed up some numbers there, would have to be a mustang loaded with options for my comparison.
17.
by mrfredward 5y ago
There is no metric for "inflation for cars". What the BLS data is saying is that the nominal price/quality for cars has stayed the same. So in 1990 you could get a mustang for $20k, and if instead you stuffed 20k in you mattr
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by mrfredward 5y ago
Worth noting that the executive get paid at least a comfortable base salary for as long as the cash-burning business keeps its doors open, and if hype creates a pop in the equity price their stock options can be worth a lot, even if the bus
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by mrfredward 5y ago
Take a look at the "Many Assets" subheading in the original post.
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by mrfredward 5y ago
>Comparing their asset balance with the market cap of its stock is complete nonsense. Ben Graham, one of Warren buffet's mentors, wrote a famous book called the "Intelligent Investor" which has several chapters on doing ex
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by mrfredward 5y ago
+1 For Dietrich's version of it. He renames sociopaths, clueless, and losers to opportunists, idealists, and pragmatists, and in general tones the theory down a bit, and I think the result is something that is both more palatable and m
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by mrfredward 6y ago
>You're forgetting many people live in apartments in dense urban areas How much sunlight do they get in parking garages?
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by mrfredward 6y ago
Contracts are sometimes a useful deterrent, because going to court sucks and can cost you a lot of money. They're also not a replacement for trust, because going to court sucks and can cost a lot of money.
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by mrfredward 6y ago
There's an awesome introductory book on information theory which in one chapter resolves Maxwell's demon. The argument is that the energy needed to reliably send a single bit of information (which is needed for making the detector
25.
by mrfredward 6y ago
>Is following Conway's law a bad thing, though Is following the second law of thermodynamics a bad thing? I say so jokingly because thermo is a little more rigid, but I still think it's futile to fight Conway. After all, if you
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by mrfredward 6y ago
>your fundamental nature is flawed. Take these steps to salvation. When a cheap sales pitch uses the "you're flawed" format, it's usually telling people "we are all flawed, but here's how you can be morally
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by mrfredward 6y ago
>This seems like cheap advice that's trying to get me to buy into a lifestyle in order to sell me things. Funny but I thought the exact opposite. People believe something much more easily when they want it to be true, so the typical
28.
by mrfredward 6y ago
>It would have been unethical to be the boss of the company that offer new shares, got them bought on a market, but also unblocking all the short sellers in the process. The stock market exists so that companies can access capital. If Ga
29.
by mrfredward 6y ago
"Expected value" is a well-defined term from statistics: "In statistics and probability analysis, the expected value is calculated by multiplying each of the possible outcomes by the likelihood each outcome will occur and the
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by mrfredward 6y ago
The whole point of capital markets is that companies can raise cash by creating shares, and then use that cash to make money for shareholders. Naked short selling subverts this by letting someone else issue shares of the company and use the

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