2008 Financial Crisis: A Ten-Year Review Conference - Andrew Lo

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I'd like to start by thanking Dean Sundaram for that warm welcome, and to thank all of you for coming to this extraordinary gathering, reasons for which I'm going to describe in just a few minutes. So I'd like to also join Dean Sundaram in thanking a number of people for making this possible, and I'd like to, of course, start with all of the sponsors for this gathering-- the Annual Reviews, an organization I'm going to be telling you about in a few minutes, the MIT Golub Center for Finance and Policy, the NYU Stern School, and particularly, the Solomon Center, and of course, the CFA Institute, who's going to be responsible for the live stream, and all of you in the audience and online for participating in this gathering. I also want to single out one individual who has just gone above and beyond to make this happen, and that's Jenny Rankin. Jenny's in the back, so please join me in thanking her. [APPLAUSE] And I also want to thank our local hosts, of course-- NYU for this lovely venue, and Matt Richardson for really being an extraordinary partner in organizing this event. It's a pleasure and an honor for me to be part of this. And as you can tell from the list of participants and speakers, we really have all of the relevant parties and all the stakeholders represented. To quote a former treasury secretary, we have all the folks who are in the room where it happened. I was not even in the hallway connected to the room where it happened, so I'm absolutely fascinated and want to get right to the core of this meeting. But I want to start with a little bit of background, though, of what gave us the impetus to create this event, And it really has to do with Annual Reviews. This is the journal that Bob Merton and I are co-editors of. The Annual Reviews is an organization that most of you, I suspect, have not heard of. It's a non-profit organization that was started in 1932 to collect information-- research-- about biochemistry. So the very first Annual Reviews is the Annual Review of Biochemistry, published once a year. And it was basically review articles that were curated by the editors and the editorial board to summarize all the things that were going on in that field at that time, a very fast-moving field that's actually only gotten faster, as you can imagine. Since that time, there are now 51 different Annual Reviews denominated by various disciplines, including the Annual Review of Financial Economics that Bob and I co-edit. And the idea behind these reviews is really crowd-sourcing, but it's crowd-sourcing of a very specific kind, bringing together various kinds of research and distilling them to provide some kind of an overview of a subject, particularly those that are moving very quickly where it's just not possible for any one individual to be able to read all of the relevant research on that topic. Now, if this sounds like a bit of a book report, that's really not the intention. It's not really just summarizing research, but it's also providing the appropriate interpretation. That's often the difference, I find, between massive amounts of data versus information. It's really interpretation. And the co-editor of the Annual Review of Psychology, Susan Fiske, calls this reviews with attitude. We want authors to be able to use their own perspective to be able to shape the narratives that are summarized by these different reviews. Now, the editorial board members play a critical role, and certainly in our field, there's no exception. We have an amazing editorial board that helps us to collect all of these various different reviews, commissioning various authors to distill these different ideas. And in addition to the editorial board members, we have, of course, the support of the entire Annual Reviews organization, which is extraordinary. So I want to recognize in particular Sam Gubins, the former president and editor-in-chief. He was the individual who originally worked with Bob and me to create the Annual Review of Financial Economics, and the current president and editor-in-chief, Richard Gallagher, who you'll be hearing from a little bit later on. But the entire Annual Review staff that support all of the different 51 subjects do an amazing job of allowing us to focus on what we like to do, which is research, and everything else they take care of. So volume 1 was 2009, 10 years ago. That was a rather strange period for us to launch an Annual Review of Financial Economics. A few interesting things happened in that year and the year before, and so our very first volume was obviously developed in that context. And if you read the preface to that first volume, you'll read that we talk specifically about the ongoing crisis. And out of the first few papers, you can see that three of them are actually focused on the crisis, including one by Franklin Allen, Ana Babus, and Elena Carletti titled "Financial Crises-- Theory and Evidence." I think Franklin is in the audience here today. And it was one of the first articles that we published about the financial crisis. Obviously, at the time, things were just getting started, so many of us had no idea what was going on, and we were really trying to understand all of the various different narratives that were happening. At that time, we actually were really concerned about what the public reception would be to an Annual Review of Financial Economics, given that finances was getting dragged through the mud. But we decided that actually, this was the perfect time to launch because what this crisis indicated was the need for more knowledge about finance, not less. Shortly after that first volume, I was contacted by another journal in economics, a journal of economic literature, and I was invited to write a book review about the crisis. They asked me to pick my favorite book on the crisis and write a review of it. And so, naturally, I was very interested in the subject, so I agreed. And so I started looking around for what my favorite book would be, and I started with The Squam Lake Report, which is a group of financial economists and macro-economists-- got together to come up with their own narrative of what happened. But pretty soon, I realized that they had missed out on a number of aspects, including the historical context, so then I looked at Carmen Reinhart and Ken Rogoff's wonderful book, This Time is Different, which is a retrospective of 800 years of history of financial crisis. And after reading that book, I realized that there were certain institutional details that were missed, so I started reading other books about the crisis. And after a couple of years of reading, the editor of the journal finally said, if we don't get your report in, we're going to just skip it and go to somebody else. So finally, I decided to submit my report, and it was a review of 21 books on the financial crisis. Now, what I got out of that process was that there are many different narratives, and here are some narratives that I came across. The crisis was all about sub-prime mortgage lending. It was the sub-prime borrowers that really caused the crisis, and it was a combination of government policy-- the Community Reinvestment Act and lower lending standards-- that ultimately caused these sub-prime borrowers to start defaulting at massively higher rates than the rest of the population, and that bankers were at fault, too, because they did not have enough skin in the game. They were playing with house money, and they really weren't involved as they should be in the risk-bearing. Nobody saw the crisis coming, and if there was any issues regarding the theoretical framework around the crisis, it was the efficient markets hypothesis. People had this utter devotion to market efficiency, and that's what caused it. And finally, changes in SEC regulation allowed huge increases in leverage among the investment banks. How many people here have come across at least one of these narratives? Show of hands. How many people believe at least one of these narratives? Well, you've come to the right place because these narratives are busted, and a number of them you will hear about over the course of the next two days. Every one of these narratives can be challenged and have been challenged, and you will hear about them in more detail. I'd like to give you an example of that from one of the talks you're going to hear today. I don't want to steal anybody's thunder, but fortunately, our speakers have a lot of thunder, so I don't have to worry about it. But I want to highlight one particular article that is in volume 10, and it's by Antoinette Shore and her collaborators, Manuel Adelino and Philippe Severino. You're going to hear from Antoinette later on this afternoon, so I will not spend too much time on this. But I want to give you a sample of what an Annual Reviews article is like and why this conference is so unusual. So the title of the article is "The Role of Housing and Mortgage Markets in the Financial Crisis. And Antoinette and her co-authors take on the question of what was, in fact, at the root of the crisis. Was it these sub-prime borrowers that we seem to want to blame? So the Annual Review article basically goes through the literature, and I mean a lot of the literature. So here's an example. They start with a question about mortgage leverage. Did mortgage leverage actually increase during the crisis period? Yeah, actually, it did-- lots more mortgages, lots more leverage. You'll notice that there are these highlighted boxes in the texts. This is the online version that I'm showing you. Each of these highlighted boxes is an article that they refer to. You can click on it, get the exact reference. In some cases, you can actually click on that to get the link to the article itself. So what the authors are doing is distilling all sorts of different theses coming from various different sources to construct a particular narrative. How did lending standards change in the boom? Was it true that we lowered our lending standards dramatically? I'll let Antoinette tell you later on this afternoon, but you're going to be surprised to see what the evidence shows. What about home ownership expansion among the lower middle class? Did the Community Reinvestment Act really increase home ownership widely in the post-2000 period? And is that the cause? Well, again, lots of papers have been written about it, and they provide citations to that literature. And once more, they burst another myth. And in case you are interested in getting a look at the data yourself, they provide tables and figures. You can click on them and actually take a look for yourself at the specific data they bring to bear to support or refute certain arguments. And finally, they get to the question of defaults. Were the defaults concentrated in the lower middle class? Was it the sub-prime loans that were at fault? And again, the answer that they provide is absolutely shocking. And this answer is not just a matter of debate. It actually has incredible impact when it comes to policy. And what they show is that the popular interpretation, the popular narrative on which policy has been and is currently being based is simply wrong. It's just not true. Now, they show a list of references at the end. So this is their bibliography, and this, and this, and this-- 93 references to the literature. And unlike many other forums where you just put a whole bunch of references down so that referees seeing their own citations will be perfectly happy to accept your paper, in the Annual Reviews, you are not allowed to cite an author unless you specifically refer to that author in your article because you'll see from the online version, there's a link to every reference that will bring you to the particular part of the article in which that author and that work is cited. And so the point of this review is to bring together the very best thinking, but with an attitude, with a specific conclusion about how all these pieces fit together. Unlike my book report of 21 books of the crisis that came to no conclusion, these review articles-- they all have conclusions. Now, are they the correct conclusions? I'm not sure we want to say that. Certainly, they are in Bob and my opinion, the best thinking we have today. But it's constantly changing, and that's one of the beauties of the review process. It is a Darwinian process where only the very best and most compelling arguments survive. Does it mean that they're always correct? Certainly not. But the interesting thing about academia, for those of you who are not part of the academic game-- there are two ways that you can make a name for yourself in academia. You can come up with a brilliant theory, or you can destroy somebody else's brilliant theory. Both are perfectly acceptable ways of becoming famous, and that Darwinian process is highlighted and facilitated in Annual Reviews. So fast-forward to the 10th volume, 2008. We now have 10 articles about the financial crisis, each of them as thorough, detailed, and with an attitude as Antoinette's. You're going to hear from many of these speakers over the next couple of days, and that's one of the reasons why this conference is so unusual. By now, many of you have attended all sorts of 10-year anniversary milestone conferences for the financial crisis. The Brookings had one. Council on Foreign Relations-- but I dare say that this gathering is unique because what we bring to the table, in addition to the people who were in the room where it happened-- we bring together the academics and the very best thinking of what happened, how it happened, why it happened, and maybe, just maybe, what we might be able to do to make sure it doesn't happen again. So one of the things that we wanted to leave you with is a gift. This little stocking stuffer here-- five pounds. And by the way, thanks again to Jenny and her husband who came in here with 350 copies of this and put it out on all of the seats. This is a collection of articles from all 10 volumes-- not necessarily the greatest hits. We don't want to put it in those terms, but rather, a sampling of articles from each of the 10 issues of Annual Reviews. Take a look at it and see the kind of quality scholarship that is represented by our amazing authors, and you'll see that over the course of the next couple of days. So I urge you all to get access to the Annual Reviews. From now until the end of December, the Annual Reviews organization has graciously agreed to make all of the articles of all 10 volumes of Annual Reviews of Financial Economics available to anybody who is interested in having access to it. So please feel free to peruse the many articles that have come out by our amazing authors. Only by understanding narrative in a materially substantive way, pushing aside the politics, the polemics, and focusing on the underlying substance crowd-sourced through this laborious process of sifting through thousands, if not tens of thousands, of articles, can we learn how to avoid crisis in the future. Thank you. [APPLAUSE] So we have two speakers this morning. Really excited to introduce them. The first is Harold James, who is going to be talking about deglobalization post-crisis. And one of the interesting things is the interplay between politics and finance. For most of us in academic finance, we generally shy away from discussing politics. But in fact, there's a very deep connection between the two specifically around the financial crisis. Harold is going to draw that out, and I hope he'll make a few comments about what happened the day before yesterday. So please join me in welcoming Harold James. [APPLAUSE]
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Channel: NYU Stern
Views: 1,341
Rating: 5 out of 5
Keywords: new york university, nyu stern, stern school
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Length: 17min 13sec (1033 seconds)
Published: Thu Dec 20 2018
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