Latest / Words & Numbers / Members: The Knowledge Problem - Join CiVL.COM
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- 0:00The knowledge problem refers to decision makers who are making
- 0:04decisions for others, right? So this is not this is not about
- 0:09you making decisions for yourself where you don't have
- 0:13full information. And actually, that alone is an
- 0:16interesting topic that's that we deal with in economics.
- 0:21But rather this is a situation where we have a decision maker
- 0:26who's making decisions for others.
- 0:29So, you know, think government, legislators, regulators, this
- 0:33sort of thing. And this person who's making the
- 0:37decisions does not have enough information to be able to make
- 0:43decisions for people that are better than the people can make
- 0:49for themselves. Imagine that we attempted to do
- 0:54driving through some kind of centralized decision making
- 0:58process. So again, we'll give the the
- 1:00maximum benefit of the doubt to the decision makers.
- 1:04Imagine that you've got, you know, a set of decision makers
- 1:10and they're off somewhere and they're going to make decisions
- 1:14about driving. And when I say they're going to
- 1:16make decisions about driving, I mean the actual decisions that
- 1:20the driver makes, like speed up, slow down, turn left, turn
- 1:23right, these sorts of things. And, and so from the from the
- 1:27individual cars perspective, imagine that instead of you
- 1:32driving as you normally do, we black out all the windows on the
- 1:36car and we mount cameras on the car.
- 1:41And these cameras are fed into this central location where the
- 1:46decision makers reside. And they're seeing camera feed,
- 1:50real time camera feeds of all the cars that are on the road.
- 1:54And they process this information.
- 1:56And you can even imagine that they're processing it via
- 2:00computer and all this kind of thing, right.
- 2:03And then based on that processing of the information,
- 2:07the decision makers make decisions.
- 2:08So they decide, OK, there's Davies in his car.
- 2:11He needs to speed up 5 miles an hour.
- 2:14So they, they contact me and I've got as I, as a driver, you
- 2:17can imagine I've got a headset, right?
- 2:19So I'm in this blacked out car. I've got the headset in the
- 2:22order comes in, speed up 5 miles an hour.
- 2:24OK, So I dutifully speed up 5 miles an hour and they're
- 2:27looking at their other information.
- 2:29They see James, they say OK, Harrigan needs to turn left.
- 2:31So they radio Harrigan, Harrigan turned left, Harrigan turns
- 2:33left, this kind of thing. So all the decisions are being
- 2:37made in this central location. Now stop.
- 2:41Take it seriously and think about for a moment what kinds of
- 2:45things the decision makers would need to know.
- 2:47They've got to know, First off, where I'm going, where James is
- 2:51going, which of us are in a hurry, what the road conditions
- 2:55are, do we want to make stops along the way, all kinds of
- 2:59things like that. And imagine that when we got
- 3:03into the car, we fed all that information in.
- 3:06And so the decision makers have all of that plus whatever other
- 3:09information they need. And they make.
- 3:11The best decisions they can and you know immediately what's
- 3:15going to happen by the time they've got this information and
- 3:18they make the decision and they radio James, they say James turn
- 3:22left the decision. The situation has changed.
- 3:25There's now a truck there and James bangs into it and you've
- 3:28got an accident. And clearly it's a stupid way to
- 3:33do driving, right? So the way we do driving is you
- 3:35let each driver make decisions for himself.
- 3:38And that system, notice, is not perfect.
- 3:43We know it's not perfect because 40,000 Americans die every year
- 3:48in accidents. Every one of those deaths is
- 3:50somebody making bad decisions. So it's not perfect, but the
- 3:54question isn't is it perfect? The question is, is it better
- 3:57than an alternative? So our alternatives are you let
- 4:00the individual drivers make their own decisions versus the
- 4:04centralized planners make the decision and the individual
- 4:07drivers do it better. Why?
- 4:10Because each driver has access to the information that's
- 4:15necessary for that particular driver, and he's getting it and
- 4:20updating it much faster, processing it much faster than
- 4:23the central decision makers can do.
- 4:25That's why the individual drivers make better decisions
- 4:28than the centralized decision makers.
- 4:29And that is an example of the problems with the knowledge
- 4:34problem when you attempt to get the decision makers to make
- 4:37decisions for you. And we, we can think about that
- 4:40one, I think a little more too, Aunt, because really, if you, if
- 4:45you want to think about cars, we, we do now have self driving
- 4:49cars. I, I mentioned on the podcast a
- 4:51couple of weeks ago, I guess it was now that I was out in Santa
- 4:55Monica and we had to get somewhere and the guy said, oh,
- 4:57I'll, I'll call a car. And a car came and there was
- 5:01nobody in the car. And I, I said, yeah, I sat in
- 5:06the front seat because I wanted to see as much of it as I
- 5:09possibly could. And there was no central
- 5:13decision maker there either. The car was loaded with, with
- 5:17cameras and sensors. So even in a driverless
- 5:21situation, the, the, the level at which you must understand
- 5:27things is at the individual level.
- 5:29And isn't that something, right? That's really, really something.
- 5:34And when when you and I talk about the knowledge problem with
- 5:37people, we inevitably begin with me holding up a pencil, which I
- 5:42would have done virtually if slides worked in the whatnot.
- 5:46But alas, I have no pencil on my desk.
- 5:50Which is weird because I have at least 20,000 pencils in my
- 5:53office. Excuse me, but I want you to
- 5:57think about a generic yellow #2 pencil and ask yourself, could
- 6:05you make 1? And I, I don't, I don't mean
- 6:08could you go out to a wood shop. I mean could you make one from
- 6:11scratch, starting from nothing, Starting from nothing with your
- 6:15own two hands. Could you build a pencil?
- 6:19And, and you know the Leonard Reid wrote an article years and
- 6:23years ago, 1958 I believe it was called Eye Pencil and I
- 6:27recommend it to everyone. You should read it if you
- 6:30haven't. It is.
- 6:31It's very easy, Reed. You could probably get through
- 6:33it in 10 minutes. But Leonard Reed said there is
- 6:36not now, nor has there ever been a person who has ever lived who
- 6:41could build a pencil from scratch.
- 6:44Yet we all know that pencils are relatively easy to build, right?
- 6:49There's only four or five different materials in a pencil,
- 6:53which is why Reed chose that and not in 1958.
- 6:57He probably could have chosen a book or maybe even a rudimentary
- 7:01calculator, but no, he he went for the simplest thing.
- 7:04He that was on his desk. And what is it?
- 7:07It's a wood, graphite, some aluminum, some rubber for the
- 7:12eraser and some paint and that's that's about it.
- 7:17And he makes this fantastic claim that there has never been
- 7:20a person who could make one from scratch.
- 7:24That's amazing. And if you really think about
- 7:26it, it's right. You can't make one from scratch.
- 7:31What what are you going to do? You got to go cut down a tree.
- 7:34The first thing you need if you're going to cut down a tree
- 7:36is an axe. In order to build an axe, Let's
- 7:40not even get into the metal. Let's just how you going to get
- 7:43an axe handle? You don't have wood yet, right?
- 7:47So you see the you see the problems that emerge immediately
- 7:52when you start thinking about these sorts of things and, and
- 7:56come to find out, no matter how simple a thing is, you can't
- 8:00make it from scratch. You can only make it using
- 8:04things that other people have already made.
- 8:07And it gets even more complicated than that Ant
- 8:10because saying I could get the wood and probably not much else,
- 8:17but OK, I can get the wood. What now?
- 8:20Well, now we have to ship the wood to a factory that will make
- 8:25pencils and the rubber needs to get shipped to that factory and
- 8:28the aluminum needs to get shipped to that factory.
- 8:30We haven't built roads yet. I know.
- 8:33Libertarians love. Libertarians love talking about
- 8:36building roads, so let's talk about built and roads.
- 8:39We haven't built roads yet. There's no way to get these
- 8:41things to the factory. Oh, we haven't built a factory
- 8:44yet. There is no factory.
- 8:47There are no trucks to bring these things to a central place.
- 8:51And you start to realize that if you just think about a simple
- 8:54pencil, all of the 10s, even hundreds of thousands of people
- 9:01who are involved in making that simple thing.
- 9:05And we haven't even talked about the managers, the lawyers, the
- 9:09accountants who make business run right.
- 9:14And and all of this is coordinated not not on high, but
- 9:20by markets themselves. And let me let me give an
- 9:23example of this. There's a YouTube channel that I
- 9:27absolutely love called Primitive Technology.
- 9:31And, and this guy, this guy started from zero.
- 9:37That is he, what he does exactly what you're describing.
- 9:39He I think he's Australian. He goes out into the wood woods
- 9:43and he breaks off a branch and now he's got a branch and he
- 9:48does, you know, rubs it against a rock.
- 9:51Now he's got a a steak. Now he can dig stuff.
- 9:54And what he's done over the I've been watching this channel for
- 9:57years. Over the course of all these
- 10:00videos, he goes from, you know, getting the stick and then, you
- 10:05know, the stones and forming them and lashing make he has to
- 10:10make the lash, lash it. Now he's got an axe and do the
- 10:12axe and he's progressed up to the point of being able to smelt
- 10:19iron. So he's, he's first he had to
- 10:22create, he had to create clay pots that were waterproof and he
- 10:28gets the water that has iron content and sifts it out and
- 10:32does whatever he does and he gets the iron and all of this.
- 10:36So he's, he's up to the point that he can, he can make, he's
- 10:39got the wood under control. He's got some metal, albeit very
- 10:43low quality. He doesn't have the rubber yet.
- 10:46He doesn't have the graphite, but you could see him being a
- 10:48few steps away from that. I would imagine.
- 10:52He hasn't made a pencil. And I can tell you from what
- 10:55I've been watching, he's not there yet in terms of
- 10:58technology. Give him another couple years,
- 11:00he will be. And people point to that and
- 11:02say, well, look, that guy, it took him years, but he made a
- 11:05pencil. Except it's not going to look
- 11:08anything like the pencils that we think of when we talk about
- 11:11pencils, no. And, and the beauty of it is, is
- 11:14that once, once the market coordinates all of the
- 11:18activities that go into the making of a pencil, you can then
- 11:23go buy a pencil for 10 to $0.15. Yeah.
- 11:27And, and I think you you skipped over an important piece, which
- 11:31is while nobody knows how to make a pencil, we do know how to
- 11:37make the specific components. Maybe there's nobody who knows
- 11:41how to make the the metal piece on the end.
- 11:45But there are people who understand how to get iron ore
- 11:49out of the ground, and other people who understand how to
- 11:51melt it, and other people who understand how to build the
- 11:54machines that form it. That's called the feral.
- 11:59The feral, I, I know it was a feral.
- 12:01I didn't want to say, but here's the point.
- 12:04It goes back to my example of the driving.
- 12:06The driving doesn't work when you have a bunch of people
- 12:10trying to make decisions for everybody else because the
- 12:13knowledge that they need is spread out.
- 12:16That's right. So too with the pencil.
- 12:17The knowledge that's required to make a pencil is spread out over
- 12:20so many people that collectively we can do it, but no one of us
- 12:24can do it. Words of Numbers Live is a
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