Publications

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Forthcoming
Article

Happily Ever After: Immigration, Natives' Marriage and Fertility

By: Michela Carlana and Marco Tabellini

We study the effects of immigration on natives’ marriage, fertility, and family formation across U.S. cities between 1910 and 1930. Using a shift-share design, we find that natives living in cities that received more immigrants were more likely to marry, have children,... View Details

Keywords: Immigration; Demographics; History; Employment

Article

The Value of Trading Relations in Turbulent Times

By: Marco Di Maggio, Amir Kermani and Zhaogang Song

This paper investigates how dealers’ trading relations shape their trading behavior in the corporate bond market. Dealers charge lower spreads to dealers with whom they have the strongest ties and more so during periods of market turmoil. Systemically important dealers... View Details

Keywords: OTC Markets; Network; Corporate Bonds; Crisis; Intermediation Chains; Leaning Against The Wind; Networks; Bonds; Behavior; Financial Crisis

18 Mar 2020
News

Leading Change

Karran-Cumberlege (GMP 1) asks a question HBS Professor Karim R. Lakhani describes his research on business deployment of AI Gillian Karran-Cumberlege (GMP 1) asks a question The HBS Club of London event, cosponsored by the Harvard... View Details

December 2020
Article

Consumer Reactance to Promotional Favors

By: Marco Bertini and Aylin Aydinli

Promotional favors are an increasingly popular but seldom researched form of price promotion where the receipt of the saving by consumers depends on an action on their part that is nonmonetary in nature, such as completing a questionnaire, posting a review, or making a... View Details

Keywords: Promotional Favors; Conditional Discounts; Psychological Reactance; Price Promotions; Pricing; Marketing; Price; Consumer Behavior

Working Paper

Index Rebalancing and Stock Market Composition: Do Indexes Time the Market?

By: Marco Sammon and John J. Shim

Value-weighted indexes must rebalance in response to stock market composition changes, e.g., issuance, buybacks, and IPOs. In doing so, existing index funds implicitly engage in market timing. Index funds’ long-short rebalancing portfolios have a -3.5% annual return... View Details

Keywords: Investment Funds; Financial Markets; Market Timing; Investment Return

SSRN

Article

The Unintended Consequences of the Zero Lower Bound Policy

By: Marco Di Maggio and Marcin Kacperczyk

We study the impact of the zero lower bound interest rate policy on the industrial organization of the U.S. money fund industry. We find that in response to policies that maintain low interest rates, money funds change their product offerings by investing in riskier... View Details

Keywords: Quantitative Easing; Money Market Funds; Reaching For Yield; Risk Taking; Fund Exit; Unconventional Monetary Policy; Investment Funds; Interest Rates

Forthcoming
Article

Black Empowerment and White Mobilization: The Effects of the Voting Rights Act

By: Andrea Bernini, Giovanni Facchini, Marco Tabellini and Cecilia Testa

How did southern whites respond to the 1965 Voting Rights Act (VRA)? Leveraging newly digitized data on county-level voter registration by race between 1956 and 1980, and exploiting pre-determined variation in exposure to the federal intervention, we document that... View Details

Keywords: Government Legislation; Race; Behavior; Voting; Prejudice and Bias

08 May 2015
News

Ubiquitous digital connectivity is now essential to competitiveness

Marco Iansiti, the David Sarnoff Professor of Business Administration, believes all businesses—both established and startup—must embrace digital transformation. Iansiti’s analysis of innovation in digital technology at General Electric,... View Details

July 2022
Article

The Pass-Through of Uncertainty Shocks to Households

By: Marco Di Maggio, Amir Kermani, Rodney Ramcharan, Vincent Yao and Edison Yu

Using new employer-employee matched data, this paper investigates the impact of uncertainty, as measured by idiosyncratic stock market volatility, on individual outcomes. We find that firms provide at best partial insurance to their workers. An increase in firm-level... View Details

Keywords: Employment Risk; Consumption; Employment; Risk and Uncertainty; System Shocks; Insurance; Household; Spending

2023
Working Paper

Firm Purpose and Problem Wickedness: A Review of the Academic Literature

By: Caroline Adelson, Charlotte Kuller, Cate Tompkins, Ellora Sarkar, Samantha Price and Marco Iansiti

Our understanding of the firm’s role in society has evolved greatly over the past 70 years, with more recent years seeing a sharp rise in interest for how firms can contribute more than profits to society – that is, have a purpose beyond profits. Businesses engaged in... View Details

Keywords: Mission and Purpose; Problems and Challenges

Forthcoming
Article

In the Red: Overdrafts, Payday Lending and the Underbanked

By: Marco Di Maggio, Angela Ma and Emily Williams

The reordering of transactions from “high-to-low” is a controversial bank practice thought to maximize fees paid by low-income customers on overdrawn accounts. We exploit multiple class-action lawsuits resulting in mandatory changes to this practice, coupled with... View Details

Keywords: Overdraft; Payday Loans; Excessive Fees; Underbanked; Underserved; Income; Personal Finance; Borrowing and Debt; Banks and Banking

13 Apr 2010
First Look

First Look: April 13

by deviating frequently and in predictable ways from the recommendations offered by a centralized capacity planning model. Finally, we document that these discretionary capacity supply decisions exhibit a... View Details

Keywords: Martha Lagace

01 Jun 2007
News

Faculty Research Online

development. What’s their motivation? The observations presented in research by Professor Marco Iansiti and Gregory Richards (MBA ’99) suggest some fundamental changes in... View Details

Keywords: Colleges, Universities, and Professional Schools; Educational Services

12 Feb 2019
First Look

New Research and Ideas, February 12, 2019

that hold back progress in resource mobilization research. We then propose a path ahead for future research guided by two overarching goals. First, we advocate for a process perspective, focusing attention on how an individual actor’s... View Details

Keywords: Dina Gerdeman

2021
Working Paper

Invisible Primes: Fintech Lending with Alternative Data

By: Marco Di Maggio, Dimuthu Ratnadiwakara and Don Carmichael

We exploit anonymized administrative data provided by a major fintech platform to investigate whether using alternative data to assess borrowers’ creditworthiness results in broader credit access. Comparing actual outcomes of the fintech platform’s model to... View Details

Keywords: Fintech Lending; Alternative Data; Machine Learning; Algorithm Bias; Finance; Information Technology; Financing and Loans; Analytics and Data Science; Credit

December 2008 (Revised February 2010)
Case

ViniBrasil: New Latitude Wines

By: David E. Bell, Marcos Flava Neves, Luciano Thome e Castro and Mary Louise Shelman

ViniBrasil is a small wine venture in Brazil started by a top Portuguese wine company, Dao Sul. ViniBrasil grows its grapes in a novel environment (close to the equator) using innovative management practices such as controlled irrigation and year-round harvesting.... View Details

Keywords: Agribusiness; Global Strategy; Innovation and Invention; Management Practices and Processes; Demand and Consumers; Competition; Agriculture and Agribusiness Industry; Food and Beverage Industry; Brazil

Educators

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October 2021
Article

Fintech Borrowers: Lax Screening or Cream-Skimming?

By: Marco Di Maggio and Vincent Yao

Personal credit is the fastest-growing segment of the consumer credit market, mainly driven by fintech lenders' staggering expansion. We study this market using a unique individual-level data, which covers most of the top fintech and traditional lenders, and provides... View Details

Keywords: Fintech; Lending; Consumer Finance; Credit History; Self-control; Present Bias; Financing and Loans; Personal Finance; Credit; Behavior

January 2023
Article

Racial Diversity and Racial Policy Preferences: The Great Migration and Civil Rights

By: Alvaro Calderon, Vasiliki Fouka and Marco Tabellini

Between 1940 and 1970, more than 4 million African Americans moved from the South to the North of the United States, during the Second Great Migration. This same period witnessed the struggle and eventual success of the civil rights movement in ending institutionalized... View Details

Keywords: Civil Rights; Great Migration; History; Race; Rights; Prejudice and Bias; Government Legislation