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Publications of Christopher Polk

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Discussion Papers

Purifying the Equity Premium

The equity premium has conventionally been defined as the return on stocks minus the return on bills. We decompose this conventional definition into...

August 2026
DP 974
Christopher Polk
Tuomo Vuolteenaho

Discussion Papers

Equity Valuation Without DCF

We introduce discounted alpha - a novel framework for equity valuation. By correcting market prices rather than discounting long-horizon cash flows...

July 2026
DP 965
Thummim Cho
Christopher Polk
Robert Rogers

Discussion Papers

The Day Destroys the Night, Night Extends the Day: A Clientele Perspective on Equity Premium Variation

We provide a powerful new predictor of the equity premium: Smoothed past overnight market returns strongly negatively forecast the quarterly close-to...

July 2026
DP 961
Dong Lou
Christopher Polk
Spyros Skouras

Research highlight

Academic journals

Putting the Price in Asset Pricing

Journal of Finance, 79 (6), 3943-3984

October 2024
Thummim Cho
Christopher Polk

Discussion Papers

Scale or Yield? A Present-Value Identity

We propose a loglinear present-value identity in which investment ("scale"), profitability ("yield"), and discount rates determine a firm’s market-to...

April 2024
DP 905
Thummim Cho
Lukas Kremens
Dongryeol Lee
Christopher Polk

Research highlight

Academic journals

Scale or Yield? A Present-Value Identity

The Review of Financial Studies, 37(3), 950–988

March 2024
Thummim Cho
Lukas Kremens
Dongryeol Lee
Christopher Polk

Discussion Papers

Putting the Price in Asset Pricing

We propose a novel way to estimate a portfolio’s abnormal price, the percentage gap between price and the present value of dividends computed with a...

January 2024
DP 897
Thummim Cho
Christopher Polk

Academic journals

The Booms and Busts of Beta Arbitrage

Management Science, 70 (8), 5367-5385

September 2023
Shiyang Huang
Xin Liu
Dong Lou
Christopher Polk

Discussion Papers

Long-Horizon Investing in a Non-CAPM World

We study dynamic portfolio choice in a calibrated equilibrium model where value and momentum anomalies arise because capital slowly moves from under-...

March 2023
DP 864
Christopher Polk
Dimitri Vayanos
Paul Woolley

Research highlight

Academic journals

Ripples into waves: Trade networks, economic activity, and asset prices

Journal of Financial Economics, 145(1), 217-238

July 2022
Jeffery (Jinfan) Chang
Huancheng Du
Dong Lou
Christopher Polk

Research highlight

Academic journals

Comomentum: Inferring Arbitrage Activity from Return Correlations

The Review of Financial Studies, 35(7), 3272–3302

July 2022
Dong Lou
Christopher Polk

Academic journals

A tug of war: Overnight versus intraday expected returns

Journal of Financial Economics, 134 (1), 192-213.

October 2019
Dong Lou
Christopher Polk
Spyros Skouras

Academic journals

An intertemporal CAPM with stochastic volatility

Journal of Financial Economics, 128 (2), 207-233

May 2018
John Y. Campbell
Stefano Giglio
Christopher Polk
Robert Turley

Discussion Papers

A Tug of War: Overnight Versus Intraday Expected Returns

We decompose the abnormal profits associated with well-known patterns in the cross-section of expected returns into their overnight and intraday...

March 2015
DP 744
Dong Lou
Christopher Polk
Spyros Skouras

Discussion Papers

The Booms and Busts of Beta Arbitrage

Historically, low-beta stocks deliver high average returns and low risk relative to high-beta stocks, offering a potentially profitable investment...

December 2014
DP 743
Dong Lou
Christopher Polk
Shiyang Huang

Academic journals

Connected stocks

The Journal of Finance, 69 (3). pp. 1099-1127. 

May 2014
Christopher Polk
Miguel Anton

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