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- All HBS Web (37)
- Faculty Publications (6)
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- 2023
- Working Paper
Efficient Discovery of Heterogeneous Quantile Treatment Effects in Randomized Experiments via Anomalous Pattern Detection
By: Edward McFowland III, Sriram Somanchi and Daniel B. Neill
In the recent literature on estimating heterogeneous treatment effects, each proposed method makes its own set of restrictive assumptions about the intervention’s effects and which subpopulations to explicitly estimate. Moreover, the majority of the literature provides...
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Keywords:
Causal Inference;
Program Evaluation;
Algorithms;
Distributional Average Treatment Effect;
Treatment Effect Subset Scan;
Heterogeneous Treatment Effects
McFowland III, Edward, Sriram Somanchi, and Daniel B. Neill. "Efficient Discovery of Heterogeneous Quantile Treatment Effects in Randomized Experiments via Anomalous Pattern Detection." Working Paper, 2023.
- 2007
- Working Paper
Taxes and Portfolio Choice: Evidence from JGTRRA's Treatment of International Dividends
By: Mihir A. Desai and Dhammika Dharmapala
This paper investigates how taxes influence portfolio choices by exploring the response to the distinctive treatment of foreign dividends in the Jobs and Growth Tax Relief Reconciliation Act (JGTRRA). JGTRRA lowered the dividend tax rate to 15% for American equities...
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- February 2011
- Article
Dividend Taxes and International Portfolio Choice
By: Mihir Desai and Dhammika Dharmapala
This paper investigates how dividend taxes influence portfolio choices, using the response to the distinctive treatment of a subset of foreign dividends in the Jobs and Growth Tax Relief Reconciliation Act (JGTRRA) of 2003. An open-economy after-tax capital asset...
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Keywords:
Dividends;
Portfolio Choice;
Taxes;
Tax Treaties;
Foreign Portfolio Investment;
Taxation;
Lawfulness;
Economy;
Price;
Equity;
Stocks;
Investment Portfolio;
Opportunities;
Behavior;
United States
Desai, Mihir, and Dhammika Dharmapala. "Dividend Taxes and International Portfolio Choice." Review of Economics and Statistics 93, no. 1 (February 2011): 266–284.
- 28 Mar 2023
- Research & Ideas
The FDA’s Speedy Drug Approvals Are Safe: A Win-Win for Patients and Pharma Innovation
and effective in preventing severe disease, and their accelerated review will go down in history as having saved millions of lives. But COVID vaccines weren’t the first medical products to be brought to market through an expedited...
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- Article
Describing Wait Time Bottlenecks for ED Patients Undergoing Head CT
By: Jonathan G. Rogg, Robert S. Huckman, Michael Lev, Ali Raja, Yuchiao Chang and Benjamin White
Study objectives: Facing increased utilization and subsequent capacity and budget constraints, EDs must better understand bottlenecks and their effect on process flow to improve process efficiency. The primary objective of this study was to identify bottlenecks in...
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Keywords:
Health Care;
Bottleneck;
Health Care and Treatment;
Operations;
Health Industry;
United States
Rogg, Jonathan G., Robert S. Huckman, Michael Lev, Ali Raja, Yuchiao Chang, and Benjamin White. "Describing Wait Time Bottlenecks for ED Patients Undergoing Head CT." American Journal of Emergency Medicine 35, no. 10 (October 2017): 1510–1513.
- 13 Sep 2011
- First Look
First Look: September 13
2011 Abstract The contribution of culture to organizational performance is both substantial and quantifiable. This book presents the results of field research that demonstrates how an effective culture can account for up to half of the...
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Sean Silverthorne
- 13 Jan 2023
- Research & Ideas
Are Companies Actually Greener—or Are They All Talk?
Most companies now account for social good in their financial reports in some way, but with regulation scattershot and evolving, it’s complicated for investors to assess so-called ESG reports. The disclosures, known as Environmental, Social, and Governance reports,...
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by Rachel Layne
- 28 Aug 2018
- First Look
New Research and Ideas, August 28, 2018
here we investigate the effects of time. We show that when social influence is intermittent it provides the benefits of constant social influence without the costs. Human subjects solved the canonical traveling salesperson problem in...
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Dina Gerdeman
- 25 Nov 2008
- First Look
First Look: November 25, 2008
person's view of the water privatization (relative to other privatizations) was 16% more negative if he/she was read a vignette with some of the negative statements about the water privatization that Argentina's President expressed during the nationalization process....
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Martha Lagace
- 08 Apr 2009
- Research & Ideas
Clayton Christensen on Disrupting Health Care
interrelated. People who have studied this industry for a long time have come up with a number of feasible ideas to get at the cost problem, including high-deductible insurance and health savings accounts. But until we make sure that the View Details
- 20 Oct 2009
- First Look
First Look: October 20
and test an empirical framework which allows us to separate selection from treatment effects of large shareholders. Individual blockholders tend to hold blocks in public firms located close to where they...
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Martha Lagace
- 03 Oct 2017
- First Look
First Look at Research and Ideas, October 3, 2017
ventures. Specifically, we argue and show that although cultural beliefs that disassociate women from commercial activity may result in female social venture founders being less likely to use commercial activity than their male counterparts, these View Details
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by Sean Silverthorne
- 07 Aug 2007
- First Look
First Look: August 7, 2007
subset of countries. This paper uses a difference-in-difference analysis that compares US equity holdings in affected and unaffected countries. The international investment responses to JGTRRA were substantial and imply an elasticity of...
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Martha Lagace
- 09 Jan 2018
- First Look
First Look at New Research and Ideas, January 9, 2018
budget constraints, EDs must better understand bottlenecks and their effect on process flow to improve process efficiency. The primary objective of this study was to identify bottlenecks in obtaining a head CT and investigate patient...
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Keywords:
Sean Silverthorne
- 14 Feb 2012
- First Look
First Look: February 14
with infants born at later gestational ages, giving the baby a chance, not watching their baby die, and equating CC with euthanasia. Some choosing CC wanted to avoid infant suffering. Conclusions: The degree of detail and order of presentation had no View Details
Keywords:
Carmen Nobel
- 02 Mar 2010
- First Look
First Look: March 2
(forthcoming) Abstract This paper investigates how dividend taxes influence portfolio choices, using the response to the distinctive treatment of a subset of foreign dividends in the Jobs and Growth Tax...
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Martha Lagace
- 05 Dec 2017
- First Look
First Look at New Research and Ideas, December 5, 2017
conformity comes at a steep price for our careers and personal lives. When we mindlessly accept rules and norms rather than questioning and constructively rebelling against them, we ultimately end up stuck and unfulfilled. As leaders, we are less View Details
Keywords:
Sean Silverthorne
- 22 Sep 2009
- First Look
First Look: September 22
Dharmapala Publication:The Review of Economics and Statistics (forthcoming) Abstract This paper investigates how dividend taxes influence portfolio choices, using the response to the distinctive treatment of a View Details
Keywords:
Martha Lagace
- 12 Jun 2018
- First Look
New Research and Ideas, June 12, 2018
changes in stockouts or rebalances. We observe no evidence of learning or fatigue. Agent-level heterogeneity in the treatment effects shows that the agents who handle substantially more customer deposits...
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Dina Gerdeman
- 01 Feb 2011
- First Look
First Look: Feb. 1
differences between putting for par and birdie and performance under pressure. Read the paper: http://www.bepress.com/jqas/vol7/iss1/5/ Scanning the Commons? Evidence on the Benefits to Startups Participating in Open Standards Development...
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