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Re:Wall Street Banks Warn Downturn Is Coming by dalbasal on Wednesday August 23, 2017 @11:09AM (#15082070)
The only honest answer (IMO) is We don't know at this point.

Explaining business cycles has been a primary motivation for macroeconomics' existence as a field. There are many theories, but theories are hard to disprove in economics.

The two big, long-lived families of macroeconomic explanation are from the Keynsian and Austrian/liberal "schools."

Austrian economics has Hayek & Mises' nobel prize winning theories, and built on by monetarists like Milton Friedman. These theories revolve around credit/money supply. Too much money is available at too low a rate, causing bad investments. When these undertperform, a downturn occurs.

Keynsian explanations revolve around "aggregate demand." When people and businesses are worried, they borrow/spend less and save more. This leads to less stuff being made, the definition of economic contraction.

The Austrian explanations are a little more straightforward to understand in a simple form. Keynesian is s bit harder. I recommend starting from the "paradox of thrift" concept, if you're interested in Keynesian.

Re:Wall Street Banks Warn Downturn Is Coming by conistonwater on Wednesday August 23, 2017 @11:12AM (#15082096)
Milton Friedman wasn't Austrian, as far as I can tell: http://economistsview.typepad.com/economistsview/2006/01/mil... https://krugman.blogs.nytimes.com/2013/08/11/friedman-and-th... Usually people compare with Chicago school macroeconomics (freshwater/saltwater economics), Austrian is not really mainstream.
Re:Wall Street Banks Warn Downturn Is Coming by wavefunction on Wednesday August 23, 2017 @11:17AM (#15082140)
OP didn't claim Friedman was an Austrian, merely a monetarist.
Re:Wall Street Banks Warn Downturn Is Coming by conistonwater on Wednesday August 23, 2017 @11:18AM (#15082155)
He wasn't "building on" Austrian school either. I think you're being pedantic, that sentence seems relatively clear to me.
Re:Wall Street Banks Warn Downturn Is Coming by dalbasal on Wednesday August 23, 2017 @11:31AM (#15082283)
I meant Friedman as an example of monetarism, if that's the confusion.

I consider him closely related to Austrian economics, neoliberal economics... at least when it comes to business cycles.

A lot of "keynsians" are much more removed from keynes himslef than Friedman is from Hayek, Mises, Bastiat..

Obviously every individual is different and taxonomies are fuzzy. I'm not attached to my taxonomy, just trying to comment without lots of footnotes.

Re:Wall Street Banks Warn Downturn Is Coming by conistonwater on Wednesday August 23, 2017 @12:34PM (#15082898)
Friedman was pretty clearly opposed to Austrian views, so I don't really see where you're coming from.
Re:Wall Street Banks Warn Downturn Is Coming by wavefunction on Wednesday August 23, 2017 @11:25AM (#15082223)
How am I being pedantic? You mentioned that Friedman was not considered part of the "Austrian school" which is true but I pointed out that wasn't what was claimed.

I'm not arguing the nature of the facts, just pointing out the fact. Hopefully you can relax a bit, this is just a dialog and not a debate where I'm trying to score points against your claims.

Re:Wall Street Banks Warn Downturn Is Coming by jefurii on Wednesday August 23, 2017 @01:02PM (#15083167)
> The two big, long-lived families of macroeconomic explanation are from the Keynsian, Austrian/liberal "schools".

You left out Marx.

Re:Wall Street Banks Warn Downturn Is Coming by dalbasal on Wednesday August 23, 2017 @01:37PM (#15083453)
I dunno if there's a Marxist interpretation of recessions. Iirc there's something somewhere about recessions leading to socialist revolutions, but I don't remember anything about why they happen. I don't think das capital has anything.

I think there's very little Marxist economics left, in the technical sense.

Marx is pretty early.

Re:Wall Street Banks Warn Downturn Is Coming by s_kilk on Wednesday August 23, 2017 @02:07PM (#15083708)
There's a great book called The Long Depression which offers a Marxian analysis of these boom bust cycles.

It basically boils down to Marx's Law of Profitability, where the rate of profitability tends to fall as investment in fixed capital increases:

https://en.m.wikipedia.org/wiki/Tendency_of_the_rate_of_prof...

Re:Wall Street Banks Warn Downturn Is Coming by conanbatt on Wednesday August 23, 2017 @04:50PM (#15084978)
Marx looks more monetarist than anything else.

"If the amount of paper notes in circulation were doubled the prices would double" and things like that. I really do wonder what those economists would think of modern economics.

Re:Wall Street Banks Warn Downturn Is Coming by kgwgk on Wednesday August 23, 2017 @01:33PM (#15083421)
Do you think the Marxian school is big?
Re:Wall Street Banks Warn Downturn Is Coming by SideburnsOfDoom on Wednesday August 23, 2017 @02:14PM (#15083763)
> the Marxian school

Marxist.

Re:Wall Street Banks Warn Downturn Is Coming by kgwgk on Wednesday August 23, 2017 @02:21PM (#15083825)
> Marxist.

I'm indeed Marxist, how did you know? We recently commemorated the 40th anniversary of Groucho's death, by the way.

Or maybe you were correcting me? https://en.wikipedia.org/wiki/Marxian_economics

Re:Wall Street Banks Warn Downturn Is Coming by SideburnsOfDoom on Wednesday August 23, 2017 @04:20PM (#15084706)
That's actually informative, thanks.
Re:Wall Street Banks Warn Downturn Is Coming by alexanderstears on Wednesday August 23, 2017 @11:41AM (#15082386)
Both of those schools of thought are too ideological to really get to the heart of the matter. Additionally, I don't see this distinction made often enough, but bubbles and recessions are 'abnormal economics' - economic axioms still hold in abnormal situations but the situations are completely different. Trying to understand abnormal situations through ideological (i.e normative) lenses is challenging and bound to be incomplete.

'Freshwater' economics / econometrics and even complexity / system theorists have given us a lot of insights into bubble formation. Dealing with recessions is something that doesn't really have an expert consensus beyond 'avoiding obviously bad things'. Heck, go ask economists to reconcile recessions with the efficient market theory.

In terms of maturity, economics is where medicine was after people accepted Ignaz Semmelweis’ theory that doctors and surgeons should wash their hands. The consensus opinion is against things like leeching (a gold standard) and people more or less agree on the right things to optimize (low, stable inflation; lower unemployment; somewhat high reserve requirements for banks, etc.).

For anyone reading this, I recommend the book "Manias, Panics, and Crashes" it's not well organized but it's very interesting.

Bubbles have a few things in common, they're speculative in nature, they're hypergeometric, and they’re fueled by credit expansion. More or less – too much money chasing ideas that aren’t going to pay off.

I’ve been warning people about used car prices since 2015 (though I expected the prices to decline about 8 months before they did). That clearly fits the pattern – after the recession used car prices were high so banks felt it was a relatively secure loan to make, but then the volume of car credit products (loans and leases) went up and made car credit too cheap, people bought too many new cars and now those cars are starting to flood the market which is a problem because banks expected to get more money out of the cars.

There’s speculation (I think cars will be worth a lot when they’re off lease). There’s credit (here Mr. 610 FICO, you can get a new RAM). There’s hypergeometric growth (the U.S auto industry sales grew much faster than the economy – a weak case of hypergeometric growth).

And now there’s the bust. We haven’t seen panic selling yet, but we might soon.

In my opinion, the clearest sign that something’s wrong is in the bond market. Something like ¼ of the world’s government bonds have a negative interest rate. People put up money today in exchange for less money in the future, it doesn’t make sense. It’s a sign that something is seriously wrong in the world economy. Too much money chasing too few ideas. I have a heterodox view – many economists think that interest rates are too low, but I think they’re too high. The market is trying to burn off excess value that’s not being used well and world governments are trying to insolate rich people from those effects.

At the same time there’s a few trillion in negative interest rate bonds, it’s hard to raise capital to start a business. That’s messed up.

There is some hope. I think we could continue the expansion for a at least 4 more years if we overhauled the tax code, we slashed rentier’s regulations (zoning, occupational licensing, and a few more), and we opened our boarders to high performance immigrants – not drug slingers but Ph. Ds / Executives / etc.

Re:Wall Street Banks Warn Downturn Is Coming by losteric on Wednesday August 23, 2017 @01:22PM (#15083337)
> It’s a sign that something is seriously wrong in the world economy. Too much money chasing too few ideas. I have a heterodox view – many economists think that interest rates are too low, but I think they’re too high. The market is trying to burn off excess value that’s not being used well and world governments are trying to insolate rich people from those effects.

Could this be related to past 30 years of consolidations in the banking industry?

Smaller/specialized institutions invest differently than large ones. Anecdotally, they can be more willing to take on small high-risk investments in local businesses (R&D, small-scale disruption) or cyclical low-risk low-yield investments (small farms)...

Re:Wall Street Banks Warn Downturn Is Coming by zbobet2012 on Wednesday August 23, 2017 @02:17PM (#15083784)
I would bet so. Just as eco systems with ow biodiversity are prone to rapid instability](http://onlinelibrary.wiley.com/doi/10.1111/ele.12073/full).

Taleb makes a similar argument in Antifragile. I think his arguments lack in formality, but [England's Work](http://www.englandlab.com/uploads/7/8/0/3/7803054/2013jcpsre...) on the matter certainly support him.

Re:Wall Street Banks Warn Downturn Is Coming by raiflip on Wednesday August 23, 2017 @05:01PM (#15085091)
Problem is interest rates are still very close to the 0 bounds. Even a few years ago interest rates could simply not go any/much lower. Since we had the same problem when interest rates could not go any lower, I don't think its interest rates themselves thats the problem. Instead the problem is a global excess of savings vs. demand resulting in a situation where interest rates decrease and there's more money then there are things to invest in.
Re:Wall Street Banks Warn Downturn Is Coming by RobertoG on Wednesday August 23, 2017 @12:18PM (#15082754)
"[..] bubbles and recessions are 'abnormal economics' [..]"

In my opinion, something that happen periodically and continually to a system can't be easily classified as 'abnormal'.

I think 'inherent' would be a better word.

Re:Wall Street Banks Warn Downturn Is Coming by alexanderstears on Wednesday August 23, 2017 @12:48PM (#15083027)
Perhaps, but it is important to recognize bubbles (malinvestment) and contractions are distinct from investment and expansion.

I'm not convinced that recessions and contractions NEED to happen. I'd bet that they're more common in market based economies but I haven't seen anything that suggests they're critical to equilibriums as we know it.

Re:Wall Street Banks Warn Downturn Is Coming by cinquemb on Wednesday August 23, 2017 @02:07PM (#15083706)
>… about used car prices since 2015 (though I expected the prices to decline about 8 months before they did)… In my opinion, the clearest sign that something’s wrong is in the bond market. Something like ¼ of the world’s government bonds have a negative interest rate. People put up money today in exchange for less money in the future, it doesn’t make sense…

It's funny, I made two responses[0][1], two weeks ago along these lines surrounding the Tesla bond auction. IMO, most people don't want to hear it because they believe they are doing the best they can with whats available for them to allocate. Too much money chasing the same shit that's consistently providing less and less returns… best to sit quiet in the background and do what one must's in this environment despite it all…

Yeah, yeah, it will be so good for Tesla to sell its new expensive (how many people can afford a $35k+ out of pocket for something that will sit idle for most of its lifetime?), the future™, cars with 0% down to subprime on the mass market once it gets at scale™ to people who can barely afford monthly payments on their used old and busted gas guzzlers… for fucks sake, hedge funds pay for satellite time to time their shorts based on bloated auto inventory now, because people are just waiting to have their new electric cars… who knows, maybe there will be a new gov program, an EBT of sorts for autos, cash for clunkers was a good step in that direction lol

>The market is trying to burn off excess value that’s not being used well and world governments are trying to insolate rich people from those effects.

I think this is only going to exacerbate feedback loops that end up only weakening the governing systems because "god forbid" that any of the The Market™ burn off accidentally get allocated to those who end up besting those who are trying so hard to lock in less money 5-100 years from now on gov/corp bonds…

[0] https://news.ycombinator.com/item?id=14949201

[1] https://news.ycombinator.com/item?id=14949123

Re:Wall Street Banks Warn Downturn Is Coming by nerfhammer on Wednesday August 23, 2017 @02:57PM (#15084130)
The Austrian school is tiny, obscure, and not taken seriously except on the internet.

While we're at it, original Keynesian theory has been considered disproven by the existence of stagflation, which the theory would consider impossible.

See instead:

https://en.wikipedia.org/wiki/Saltwater_and_freshwater_econo...

https://en.wikipedia.org/wiki/Mainstream_economics

Re:Wall Street Banks Warn Downturn Is Coming by gnaritas on Wednesday August 23, 2017 @12:18PM (#15082751)
> The two big, long-lived families of macroeconomic explanation are from the Keynsian and Austrian/liberal "schools."

That's like saying there's two families of space research, Astronomy and Astrology. One of these things is mainstream and taken seriously, one is not. As the other guy said, it's Keynsian vs Chicago, Austrian isn't in the game, it's fringe stuff.

Re:Wall Street Banks Warn Downturn Is Coming by dalbasal on Wednesday August 23, 2017 @12:29PM (#15082851)
Sheesh! Taxonomy is dangerous on HN. Call it Chicago, if you like. I consider them part of the same family, chronospecies or something like that.

..at least relative to this topic, busines cycles.