Published and Forthcoming Papers (BibTeX, Google Scholar, SSRN, Erdos number=4)

“Time Series Momentum,” Tobias Moskowitz, Yao Hua Ooi, and Lasse Heje Pedersen (2010), Journal of Financial Economics, forthcoming. Slides.
Striking persistence of returns linked to the trading activity of hedgers and speculators.

“Margin-Based Asset Pricing and Deviations from the Law of One Price,” Nicolae Garleanu and Lasse Heje Pedersen (2011), The Review of Financial Studies, 24(6), 1980-2022. Slides.
Understanding the effects of the Fed’s lending programs, the CDS-bond basis, the failure of the covered interest-rate parity, and more.

“Two Monetary Tools: Interest Rates and Haircuts,” Adam Ashcraft, Nicolae Garleanu, and Lasse H. Pedersen (2010), NBER Macroeconomics Annual, 25, 143-180. Slides.
A macro model with credit-supply frictions: how central bank lending facilities can ease the credit frictions – with strong empirical evidence from the recent crisis.

“How Sovereign is Sovereign Credit Risk?,” Francis A. Longstaff, Jun Pan, Lasse H. Pedersen, and Kenneth J. Singleton (2010), American Economic Journal: Macroeconomics, 3(2), 75–103.
Sovereign CDS can be explained by, and predicted by, U.S. equity, volatility, and bond market risk premia.
Featured in the
Economic Times.

“When Everyone Runs for the Exit,” Lasse H. Pedersen (2009), The International Journal of Central Banking, 5, 177-199.
Understanding the global liquidity crisis and the quant event. Evidence on the driving mechanisms. (A solicited commentary.)
Featured in The Economist, New York Times and Forbes
.

“Market Liquidity and Funding Liquidity,” Markus Brunnermeier and Lasse H. Pedersen (2009), The Review of Financial Studies, 22, 2201-2238.
Market liquidity and the funding conditions are mutually reinforcing, giving rise to liquidity spirals, fragility, flight to quality, and systemic risk.
Featured in
The Economist and Barron’s.

“Demand-Based Option Pricing,” Nicolae Garleanu, Lasse H. Pedersen, and Allen Poteshman (2009), The Review of Financial Studies, 22 (10), 4259-4299.
How end user demand affects option pricing when dealers cannot perfectly hedge. New theory and unique data.
Geewax, Terker & Company First Prize, 2006.

“Carry Trades and Currency Crashes,” Markus Brunnermeier, Stefan Nagel, and Lasse Heje Pedersen (2008), NBER Macroeconomics Annual, 23, 313-348.
How the carry trade is subject to crash risk during funding liquidity crisis. Results help resolve the “forward premium puzzle”.
Featured in
Forbes.

“Slow Moving Capital,” Mark Mitchell, Lasse Heje Pedersen, and Todd Pulvino (2007),  The American Economic Review, P&P, 97, 215-220.
Empirical evidence: when arbitrageurs lose capital and new capital arrives slowly, prices become depressed and later rebound.

“Liquidity and Risk Management,” Nicolae Garleanu, and Lasse Heje Pedersen (2007),  The American Economic Review, P&P, 97, 193-197.
Tighter risk management can lead to illiquidity and lower prices. A multiplier effects arises with liquidity-adjusted risk management.

“Valuation in Over-the-Counter Markets,” Darrell Duffie, Nicolae Garleanu, and Lasse H. Pedersen (2007),  The Review of Financial Studies, 20, 1865-1900.
The effect of search and bargaining on asset prices and the dynamics of aggregate liquidity shocks.

“Liquidity and Asset Prices,” Yakov Amihud, Haim Mendelson, and Lasse Heje Pedersen (2005), Foundations and Trends in Finance, 1, 269-364.
A survey of the literature.

“Asset Pricing with Liquidity Risk,” Viral Acharya and Lasse Heje Pedersen (2005), Journal of Financial Economics, 77, 375-410.  
How unpredictable changes in liquidity affect security returns; a liquidity-adjusted CAPM and empirical evidence.
Fama/DFA First Prize for best paper in the Journal of Financial Economics, 2005.
NYSE Award for best paper on equity trading, Western Finance Association, 2003.

Glucksman First-Place Award for best research paper in finance, NYU Stern, 2002-2003.

“Predatory Trading,” Markus K. Brunnermeier and Lasse Heje Pedersen (2005), The Journal of Finance, 60, 1825-1863.
When a large trader liquidates, “predators” also sell, leading to price over-shooting and systemic risk.
Nominated for the Smith-Breeden Prize for best paper in The Journal of Finance, 2005.
Barclays Global Investors Award for the best conference paper at the European Finance Association, 2003.

“Over-the-Counter Markets,” Darrell Duffie, Nicolae Garleanu, and Lasse Heje Pedersen (2005), Econometrica, 73, 1815-1847.
Marketmakers' bid-ask spread is narrower for sophisticated investors with better search options (NB: reverse of information-based models).
Referenced in Nobel Prize Committee’s Scientific Background, 2010
.

“Adverse Selection and the Required Return,” Nicolae Garleanu and Lasse Heje Pedersen (2004), The Review of Financial Studies, 17, 643-665.
Bid-ask spreads due to asymmetric information affect required returns differently than exogenous trading costs - paper shows explicitly how.

“Modeling Sovereign Yield Spreads: A Case Study of Russian Debt,” Darrell Duffie, Lasse H. Pedersen, and Ken Singleton (2003), The Journal of Finance, 58, 119-159.
A model of credit risk accounting for both default and restructuring. The study of Russian debt develops a new estimation method.
Nominated for the Smith-Breeden Prize for best paper in The Journal of Finance, 2003.

“Securities Lending, Shorting, and Pricing,” Darrell Duffie, Nicolae Garleanu, and Lasse Heje Pedersen (2002), Journal of Financial Economics, 66, 307-339.
Short sellers search for stock owners and pay a lending fee. The lending fee increases the stock's price.
NYSE Award for best paper on equity trading, Western Finance Association, 2002.

Working Papers

“Embedded Leverage,” Andrea Frazzini and Lasse Heje Pedersen (2011).

“Monitoring Leverage,” John Geanakoplos and Lasse Heje Pedersen (2011).

“Betting Against Beta,” Andrea Frazzini and Lasse Heje Pedersen (2010). Slides. Excel.
A model of leverage and margin constraints help explain the relation between risk and return in each of the major asset classes, including why high beta equals low alpha.
Solicited, Journal of Financial Economics.

“Leverage Aversion and Risk Parity,” Cliff Asness, Andrea Frazzini, and Lasse Heje Pedersen (2011).
A Risk Parity portfolio that over-weights safer asset classes outperforms the market. RP+BAB: This across-asset-class evidence complements the within-asset-class evidence on Betting Against Beta.

“Measuring Systemic Risk,” Viral Acharya, Lasse Heje Pedersen, Thomas Philippon, and Matt Richardson (2010).
An economic model of how to measure and manage systemic risk with empirical support from the recent crisis.
Associated real time systemic risk rankings here.

“Dynamic Trading with Predictable Returns and Transaction Costs,” Nicolae Garleanu and Lasse Heje Pedersen (2008). Slides.
Closed-form optimal trading strategy: updated portfolio is a combination of existing portfolio, optimal portfolio absent trading costs, and future optimal portfolio, illuminating the role of alpha decay and with equilibrium implications.
Revise and Resubmit, The Journal of Finance.

“Value and Momentum Everywhere,” Cliff Asness, Tobias Moskowitz, and Lasse Heje Pedersen (2008). Slides.                                    
Value and momentum effects appear across global markets in equities, commodities and bonds. There is an intriguing val-mom correlation structure. Liquidity and long-run consumption risks play a role. 
Revise and Resubmit, The Journal of Finance. Featured in the
New York Times and Marketwatch.

“Corporate Bond Specialness,” Amrut Nashikkar and Lasse Heje Pedersen (2007).
Shorting costs are high for corporate bonds that are of worse credit, more expensive relative to the CDS, have equity on special, smaller issues, and more illiquid.

“Auctions with Endogenous Selling,” Nicolae Garleanu and Lasse Heje Pedersen (2000).
The effect of market structure on volume, prices, and welfare with applications to real-world auctions.

“Density-Based Inference in Affine Jump-Diffusions,” Jun Liu, Jun Pan, and Lasse Heje Pedersen (2000).
A closed-form approximation to the density of affine jump diffusions with applications to finance.

Work in Progress

“Carry,” Ralph Koijen, Tobias Moskowitz, Lasse H. Pedersen, and Evert Vrugt (2011).

“Global Market and Funding Liquidity Risk Across Asset Classes,” Tobias Moskowitz and Lasse Heje Pedersen (2009).

“Too Big to Report,” Andrea Frazzini and Lasse Heje Pedersen (2010).

“Crowded Trades and Liquidity Risk,” Tobias Moskowitz and Lasse Heje Pedersen (2008).

Policy Papers, Op-Eds, and blogs

“A Tax on Systemic Risk,” Viral Acharya, Lasse H. Pedersen, Thomas Philippon, and Matt Richardson (2010), in NBER publication on Quantifying Systemic Risk, ed. by Joseph Haubrich and Andrew Lo.

“Taxing Systemic Risk,” Viral Acharya, Lasse H. Pedersen, Thomas Philippon, and Matt Richardson (2010), in Regulating Wall Street: The Dodd-Frank Act and the New Architecture of Global Finance, ed. by Acharya, Cooley, Richardson, and Walter, Wiley, 2010, chap. 5.

“Regulating Systemic Risk,” Viral Acharya, Lasse Heje Pedersen, Thomas Philippon, and Matt Richardson (2009), in Restoring Financial Stability: How to Repair a Failed System, ed. by Viral Acharya and Matt Richardson, Wiley, chap. 13, 283-304. Summary.

“Hedge Funds in the Aftermath of the Financial Crisis” Stephen Brown, Marcin Kacperczyk, Alexander Ljungqvist, Anthony Lynch, Lasse Heje Pedersen, and Matthew Richardson (2009), in Restoring Financial Stability: How to Repair a Failed System, ed. by Viral Acharya and Matt Richardson, Wiley, chap. 6, 157-178. Summary.

”Saving free markets from market failure: institutions and liquidity are crucial,” Lasse Heje Pedersen, Forbes, 9/29/2009.
Chinese version, sina.com.cn:
佩德森:避免自由市场失灵

“A proposal to prevent wholesale financial failure,” Lasse H. Pedersen and Nouriel Roubini, Financial Times, 1/30/2009.

“Liquidity risk and the current crisis,” Lasse H. Pedersen, Stern on Finance and VoxEU.

books

“Liquidity,” Yakov Amihud, Haim Mendelson, and Lasse Heje Pedersen, Oxford University Press, forthcoming.

RESEARCH IN PICTURES: (see also slides on frictional finance: pdf, ppt)

Market liquidity risk increases the required return:

 

Haircuts/ margin requirements increase the required return:

 

 

and cause deviations from the Law of One Price such as the CDS-bond basis:


A second monetary tool can help: a reduction of haircuts via central bank lending facilities:


Market liquidity and funding liquidity risk interact in liquidity spirals:

 

When this happens, everyone runs for the exit, and prices drop and rebound:


Slow moving capital can make this a long process with risks and opportunities:



Liquidity risk also helps explain currency crashes and carry trade profits (i.e., the deviation of the Uncovered Interest-Rate Parity):

 

… and, together with the demand pressure, it explains option prices:

 

… and sheds some light on the significant returns of value and momentum across all major asset classes, especially their interesting global correlation structure:


Illiquidity changes the optimal portfolio choice and trading strategy, implying partial trading towards a target that emphasizes signals with slow alpha decay:

Search frictions contribute to illiquidity; easier access to counterparties decreases bid-ask spreads and increases prices:

 

 

 

Search illiquidity affects the resiliency to a liquidity shock: low meeting frequencies implies a larger price drop, a slower recovery, and higher returns:

 

Search frictions also raise lending fees, which in turn raise security prices – so having more short sellers may initially elevate prices:

 

 


 

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