Publications

2020
Working Paper

Aggregate and Firm-Level Stock Returns During Pandemics, in Real Time

By: Laura Alfaro, Anusha Chari, Andrew Greenland and Peter K. Schott

We show that unexpected changes in the trajectory of COVID-19 infections predict U.S. stock returns, in real time. Parameter estimates indicate that an unanticipated doubling (halving) of projected infections forecasts next-day decreases (increases) in aggregate U.S.... View Details

Keywords: COVID-19; Stock Returns; Health Pandemics; Stocks; Investment Return; Forecasting and Prediction

Article

Quantile Evaluation, Sensitivity to Bracketing, and Sharing Business Payoffs

By: Y. Grushka-Cockayne, K. C. Lichtendahl, V.R.R. Jose and R.L. Winkler

From forecasting competitions to conditional value-at-risk requirements, the use of multiple quantile assessments is growing in practice. To evaluate them, we use a rule from the general class of proper scoring rules for a forecaster’s multiple quantiles of a single... View Details

Keywords: Forecast; Aggregation; Operations; Forecasting and Prediction; Mathematical Methods

Purchase

Article

The Effects of Product Line Breadth: Evidence from the Automotive Industry

By: Antonio Moreno and Christian Terwiesch

Using a detailed data set from the U.S. automotive industry, we enrich the existing literature on product line breadth with new results that highlight previously unexplored operational aspects of its benefits and costs. We find that expanding product line breadth has a... View Details

Keywords: Variety; Pricing; Automotive Industry; Marketing/operations Interface; Platforms; Empirical Operations Management; Product Marketing; Production; Management; Auto Industry

Purchase

March 2017 (Revised November 2021)
Case

Floodgate: On the Hunt for Thunder Lizards

By: Rory McDonald, Alix Burke, Emma Franking and Nicole Tempest

Founded in 2008, Floodgate pioneered the “micro-VC” category, a new type of investment firm that raised smaller funds and made earlier, smaller investments in technology startups than traditional venture-capital firms. By 2015, Floodgate had raised three funds totaling... View Details

Keywords: Innovation; Business Models; Angel Investors; Crowdfunding; Incubators; Accelerators; Entrepreneurship; Venture Capital; Business Startups; Information Technology; Business Model; Innovation and Invention; Competitive Strategy

Educators

Purchase

Fall 2016
Article

The Impact of Supplier Inventory Service Level on Retailer Demand

By: Nathan Craig, Nicole DeHoratius and Ananth Raman

To set inventory service levels, suppliers must understand how changes in inventory service level affect demand. We build on prior research, which uses analytical models and laboratory experiments to study the impact of a supplier’s service level on demand from... View Details

Keywords: Demand and Consumers; Service Delivery; Supply Chain; Order Taking and Fulfillment; Retail Industry

2015
Chapter

Information Technology and the Distribution of Inventive Activity

By: Chris Forman, Avi Goldfarb and Shane Greenstein

We examine the relationship between the diffusion of advanced Internet technology and the geographic concentration of invention, as measured by patents. First, we show that patenting became more concentrated from the early 1990s to the early 2000s and, similarly, that... View Details

Keywords: Patents; Geographic Location; Internet and the Web; Innovation and Invention

2014
Working Paper

Friends with Close Ties: Asset or Liability? Evidence from the Investment Decisions of Mutual Funds in China

By: Xinzi Gao, T.J. Wong, Lijun Xia and Gwen Yu

When fund managers have close ties to their investees, it can facilitate efficient information sharing but can also increase the possibility of favoritism. Using the investment choices of mutual funds in China, we test whether funds with close ties to their investees... View Details

Keywords: Social Ties; Conflict of Interests; Asset Management; Investment Portfolio; Networks; Financial Services Industry; China

2013
Working Paper

U.S. High-Skilled Immigration, Innovation, and Entrepreneurship: Empirical Approaches and Evidence

By: William R. Kerr

High-skilled immigrants are a very important component of U.S. innovation and entrepreneurship. Immigrants account for roughly a quarter of U.S. workers in these fields, and they have a similar contribution in terms of output measures like patents or firm starts. This... View Details

Keywords: Innovation; Diaspora; Diasporas; Entrepreneurship; Innovation and Invention; Immigration

Article

A Framework for Research on Corporate Accountability Reporting

By: Karthik Ramanna

This paper provides an accounting-based conceptual framing of the phenomenon of corporate accountability reporting. Such reporting is seen as arising from a delegator's (e.g., a citizenry) demand to hold a delegate (e.g., shareholders) to account. When effective,... View Details

Keywords: Corporate Accountability; Value; Financial Reporting; Business and Shareholder Relations

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