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- Article
Regulating Hospital Prices Based on Market Concentration Is Likely to Leave High-Price Hospitals Unaffected
By: Maximilian J. Pany, Michael E. Chernew and Leemore S. Dafny
Concern about high hospital prices for commercially insured patients has motivated several proposals to regulate these prices. Such proposals often limit regulations to highly concentrated hospital markets. Using a large sample of 2017 US commercial insurance claims,...
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- July 2021
- Article
Material Sustainability Information and Stock Price Informativeness
By: Jody Grewal, Clarissa Hauptmann and George Serafeim
As part of the SEC’s revision of Regulation S-K, many investors proposed the mandatory disclosure of sustainability information in the form of environmental, social, and governance (ESG) data. However, progress is contingent on collecting evidence regarding which...
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Keywords:
Voluntary Disclosure;
Accounting Standards;
Sustainability;
Nonfinancial Information;
Corporate Social Responsibility;
Stock Price Informativeness;
Synchronicity;
Environmental Sustainability;
Corporate Disclosure;
Corporate Accountability;
Stocks;
Price;
Corporate Social Responsibility and Impact;
Accounting;
Standards
- July 2021
- Article
Redistribution through Markets
By: Piotr Dworczak, Scott Duke Kominers and Mohammad Akbarpour
Policymakers frequently use price regulations as a response to inequality in the markets they control. In this paper, we examine the optimal structure of such policies from the perspective of mechanism design. We study a buyer-seller market in which agents have private...
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- Article
Biosimilars and Follow-On Products in the United States: Adoption, Prices, and Users
By: Ariel Dora Stern, Jacqueline L. Chen, Melissa Ouellet, Mark R. Trusheim, Zeid El-Kilani, Amber Jessup and Ernst R. Berndt
Biologic drugs account for a disproportionate share of the increase in pharmaceutical spending in the U.S. and worldwide. Against this backdrop, many look to the expanding market for biosimilars—follow-on products to biologic drugs—as a vehicle for controlling...
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- 2021
- Government Testimony
How Health Care Consolidation Is Contributing to Higher Prices and Spending, and Reforms That Could Bolster Antitrust Enforcement and Preserve and Promote Competition in Health Care Markets
By: Leemore S. Dafny
Reforms to antitrust law and enforcement can help to address rising healthcare prices and spending.
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- 2021
- Working Paper
Deregulation, Market Power, and Prices: Evidence from the Electricity Sector
By: Alexander MacKay and Ignacia Mercadal
When deciding whether to introduce market competition into a regulated industry, a regulator faces an important tradeoff. Market-based prices can provide incentives to allocate resources more efficiently and reduce costs, but the presence of market power may lead to...
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- March 2021
- Article
Targeted Price Controls on Supermarket Products
By: Alberto Cavallo and Diego Aparicio
We study the impact of targeted price controls for supermarket products in Argentina from 2007 to 2015. Using web scraping, we collected daily prices for controlled and non-controlled goods and measured the differential effects on inflation, product availability, and...
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Keywords:
Prices;
Controls;
Price Dispersion;
Economics;
Price;
Cost Management;
Goods and Commodities;
Retail Industry;
Argentina
- Article
Research: The Cost of a Single U.S. Immigration Restriction
By: Dany Bahar, Prithwiraj Choudhury and Britta Glennon
On June 22, 2020, President Trump passed an Executive Order drastically cutting the number of highly skilled international workers eligible for non-immigrant visas to the U.S. To quantify the impact of this policy, the authors examined the immediate change in stock...
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Keywords:
Work Visas;
H1-B;
Restriction;
Impact;
Immigration;
Governing Rules, Regulations, and Reforms;
Cost;
Economy
- 2021
- Working Paper
Pricing of Climate Risk Insurance: Regulatory Frictions and Cross-Subsidies
By: Ishita Sen and Ana-Maria Tenekedjieva
Homeowners’ insurance provides households financial protection from climate losses. To improve access and affordability, state regulators impose price controls on insurance companies. Using novel data, we construct a new measure of rate setting frictions for individual...
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- 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...
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- 2020
- Working Paper
The Value of Descriptive Analytics: Evidence from Online Retailers
By: Ron Berman and Ayelet Israeli
Does the adoption of descriptive analytics impact online retailer performance, and if so, how? We use the synthetic control method to analyze the staggered adoption of a retail analytics dashboard by more than 1,000 e-commerce websites, and find an increase of 13–20%...
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- November 2020
- Article
Casting Conference Calls
By: Lauren Cohen, Dong Lou and Christopher J. Malloy
We explore a subtle but important mechanism through which firms can control information flow to the markets. We find that firms that “cast” their conference calls by disproportionately calling on bullish analysts tend to underperform in the future. Firms that call on...
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- Article
Do We Spend Too Much on Health Care?
By: Katherine Baicker and Amitabh Chandra
Health system reforms—such as changes in insurance design, patient cost sharing, payment reform, or price regulation—should be judged by whether they move us toward higher-value use of resources, rather than by whether they reduce spending.
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- July 2020
- Article
Lessons from the Impact of Price Regulation on the Pricing of Anticancer Drugs in Germany
By: Victoria D. Lauenroth, Aaron S. Kesselheim, Ameet Sarpatwari and Ariel Dora Stern
Worldwide spending on prescription drugs has increased dramatically in recent years. Although this increase has been particularly pronounced in the U.S., it remains largely unaddressed there. In Europe, however, different approaches to regulating drug prices have been...
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- May 21, 2020
- Editorial
Primary Care Is Hurting: Why Aren't Private Insurers Pitching In?
By: Leemore S. Dafny and J. Michael McWilliams
Primary care clinicians are the front line for patients with suspected infection. We rely on them to diagnose, triage, and manage patients with potential or confirmed COVID infections. They are also responsible for keeping non-COVID medical conditions under control...
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- March 2020
- Article
Voluntary, Self-Regulatory, and Mandatory Disclosure of Oil and Gas Company Payments to Foreign Governments
By: Paul M. Healy and George Serafeim
Concerns about high rates of government corruption in resource-rich countries have led transparency advocates to urge oil and gas firms to disclose payments to host governments for natural resources. Transparency, they argue, can increase government accountability and...
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- January 2, 2020
- Article
Changes in Quality of Care After Hospital Mergers and Acquisitions
By: Nancy Dean Beaulieu, Leemore S. Dafny, B. E. Landon, Jesse Dalton, Ifedayo Kuye and J. Michael McWilliams
Background: The hospital industry has consolidated substantially during the past two decades and at an accelerated pace since 2010. Multiple studies have shown that hospital mergers have led to higher prices for commercially insured patients, but research about effects...
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- 2020
- Working Paper
Consumer Protection in an Online World: An Analysis of Occupational Licensing
By: Chiara Farronato, Andrey Fradkin, Bradley Larsen and Erik Brynjolfsson
We study the effects of occupational licensing on consumer choices and market outcomes in a large online platform for residential home services. We exploit exogenous variation in the time at which licenses are displayed on the platform to identify the causal effects of...
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- 2020
- Working Paper
Cutting the Gordian Knot of Employee Health Care Benefits and Costs: A Corporate Model Built on Employee Choice
By: Regina E. Herzlinger and Barak D. Richman
The U.S. employer-based health insurance tax exclusion created a system of employer-sponsored insurance (ESI) with limited insurance choices and transparency that may lock employed households into health plans that are costlier or different from those they prefer to...
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- 2020
- Working Paper
Internal Models, Make Believe Prices, and Bond Market Cornering
By: Ishita Sen and Varun Sharma
Exploiting position-level heterogeneity in regulatory incentives to misreport and novel data on regulators, we document that U.S. life insurers inflate the values of corporate bonds using internal models. We estimate an additional $9-$18 billion decline in regulatory...
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