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  • 24 Feb 2015
  • First Look

First Look: February 24

persistent but can also be associated with firms' risk or growth characteristics, implying that ICC regressions are likely confounded by spurious correlations. Moreover, I document that biases in GLS' measurement errors are driven not... View Details
Keywords: Sean Silverthorne
  • 14 Apr 2008
  • Research & Ideas

The Surprising Right Fit for Software Testing

and applications. Regression testing should be done well if software is not to revert to an earlier state. The kind of testing that takes place varies according to the needs of applications and end users. It may include but is not limited... View Details
Keywords: by Martha Lagace; Video Game; Web Services; Computer
  • 24 Jun 2014
  • First Look

First Look: June 24

Following deregulation, resource misallocation declines, and the left-hand tail of the firm size distribution thickens significantly, suggesting increased entry by small firms. However, the dominance and growth of large incumbents remains unchallenged. Quantile View Details
Keywords: Sean Silverthorne
  • 19 Nov 2013
  • First Look

First Look: November 19

paper analyzes the effect of a woman's electoral victory on women's subsequent political participation. Using the regression discontinuity afforded by close elections between women and men in India's state elections, we find that a woman... View Details
Keywords: Sean Silverthorne
  • 08 Jan 2019
  • First Look

New Research and Ideas, January 8, 2019

case:https://hbsp.harvard.edu/product/119025-PDF-ENG Harvard Business School Case 119-026 Predicting Purchasing Behavior at PriceMart (B) Supplements the (A) case. In this case, Wehunt and Morse are concerned about the logistic regression... View Details
Keywords: Dina Gerdeman
  • 26 Jul 2011
  • First Look

First Look: July 26

fosters a process of personalization of management learning. This process allows management education to provide the foundations for leaders' development by transforming potentially regressive MBA experiences into rich material for... View Details
Keywords: Sean Silverthorne
  • 10 Nov 2009
  • First Look

First Look: Nov. 10

"song-sales" equation estimated using the seemingly unrelated regression method, explicitly accounts for the interaction between sales for the bundle and its components. I find that revenues decrease significantly as digital... View Details
Keywords: Martha Lagace
  • 19 Sep 2006
  • First Look

First Look: September 19, 2006

earnings on a more timely basis than "good" news using a regression of earnings on returns. We examine the asymmetric timeliness estimation procedure and identify properties that result in biased test statistics used to test... View Details
Keywords: Sean Silverthorne
  • 14 Feb 2012
  • First Look

First Look: February 14

hypothetical delivery of a 23-week gestation infant and chose either IC or CC. Open-ended and structured questions elicited reasoning. Data were analyzed by chi-square and logistic regression analysis. Results: Neither degree of detail,... View Details
Keywords: Carmen Nobel
  • 07 Apr 2015
  • First Look

First Look: April 7

constituency level data for elections to India's state assemblies and a regression discontinuity design. On average, we find that female incumbents are more likely than male incumbents to re-contest but that there is a decline in the... View Details
Keywords: Sean Silverthorne
  • 01 Dec 2015
  • First Look

December 1, 2015

standard forecasting regressions reveal that increases in p*t lead to economic downturns. Second, disaster risk is priced in the cross section of U.S. equity returns. A zero-cost equity portfolio with exposure to disasters earns... View Details
Keywords: Sean Silverthorne
  • 27 May 2014
  • First Look

First Look: May 27

forecasts of holding period returns strongly predict the cross section of future returns up to three years ahead. We document a highly significant predictive pooled regression slope for future quarterly returns of 0.86, whereas the... View Details
Keywords: Sean Silverthorne
  • 10 Nov 2015
  • First Look

November 10, 2015

matching estimations, and regression discontinuity designs. Publisher's link: https://www.hbs.edu/faculty/Pages/item.aspx?num=50067 Harvard Business School Case 315-049 Cravia: An Entrepreneurial Endeavor in Dubai Walid Hajj (HBS '95), CEO... View Details
Keywords: Sean Silverthorne
  • 24 Mar 2015
  • First Look

First Look: March 24

portfolio stock return regressions we find that firms with good performance on material sustainability issues significantly outperform firms with poor performance on these issues, suggesting that investments in sustainability issues are... View Details
Keywords: Sean Silverthorne
  • 08 Jan 2008
  • First Look

First Look: January 8, 2008

but is difficult when demand history is unavailable such as for new products. One method that can be applied in such cases uses dispersion among forecasting experts as a measure of demand uncertainty. This paper provides a test for this method, and presents a... View Details
Keywords: Martha Lagace
  • 04 Mar 2014
  • First Look

First Look: March 4

incumbents remains unchallenged. Quantile regressions reveal that the distributional effects of deregulation on firm size are significantly non-linear. The reallocation of market shares toward a small number of large firms and a large... View Details
Keywords: Sean Silverthorne
  • 01 Feb 2011
  • First Look

First Look: Feb. 1

shareholder of private companies. We conduct such a study using data for 296 publicly traded corporations in Brazil, looking at the effects of equity purchases by the National Bank for Economic and Social Development (BNDES) on firm performance between 1995 and 2003.... View Details
  • 20 Oct 2015
  • First Look

October 20, 2015

experiments, panel data, matching, and regression discontinuity. The note is intended for a general audience and does not require advanced statistics knowledge. Purchase this case: https://cb.hbsp.harvard.edu/cbmp/product/616009-PDF-ENG View Details
Keywords: Sean Silverthorne
  • 08 Mar 2016
  • First Look

March 8, 2016

that UGC on platforms ranging from Yelp to Facebook has a large causal impact on economic and social outcomes ranging from restaurant decisions to voting behavior. These findings often leverage unique data sets and methods ranging from View Details
Keywords: Sean Silverthorne
  • 29 Jul 2008
  • First Look

First Look: July 29, 2008

are much weaker. In individual-level regressions of engagement in category-spanning communication patterns, we find that women, mid- to high-level executives, and members of the executive management, sales and marketing functions are most... View Details
Keywords: Martha Lagace

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