NBER Working Papers

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27611: Twenty Year Economic Impacts of Deworming

Joan Hamory, Edward Miguel, Michael Walker, Michael Kremer and Sarah Baird

27610: A Dynamic Theory of Lending Standards

Michael J. Fishman, Jonathan Parker and Ludwig Straub

27609: At What Level Should One Cluster Standard Errors in Paired and Small-Strata Experiments?

Clément de Chaisemartin and Jaime Ramirez-Cuellar

27608: Nursing Home Staff Networks and COVID-19

M. Keith Chen, Judith Chevalier and Elisa F. Long

27607: Regulatory Arbitrage in Teacher Hiring and Retention: Evidence from Massachusetts Charter Schools

Jesse M. Bruhn, Scott Imberman and Marcus A. Winters

27606: Challenges of Change: An Experiment Promoting Women to Managerial Roles in the Bangladeshi Garment Sector

Rocco Macchiavello, Andreas Menzel, Atonu Rabbani and Christopher Woodruff

27605: Startups, Unicorns, and the Local Inflow of Inventors

Benjamin Balsmeier, Lee Fleming, Matt Marx and Seungryul Ryan Shin

27604: COVID-19 Prevention and Air Pollution in the Absence of a Lockdown

Hung-Hao Chang, Chad Meyerhoefer and Feng-An Yang

27603: Co-Benefits and Regulatory Impact Analysis: Theory and Evidence from Federal Air Quality Regulations

Joseph Aldy, Matthew Kotchen, Mary Evans, Meredith Fowlie, Arik Levinson and Karen Palmer

27602: Designing Disability Insurance Reforms: Tightening Eligibility Rules or Reducing Benefits

Andreas Haller, Stefan Staubli and Josef Zweimüller

27601: The Risk of Being a Fallen Angel and the Corporate Dash for Cash in the Midst of COVID

Viral Acharya and Sascha Steffen

27600: Randomization in the Tropics Revisited: a Theme and Eleven Variations

Angus Deaton

27599: Valuing the Global Mortality Consequences of Climate Change Accounting for Adaptation Costs and Benefits

Tamma A. Carleton, Amir Jina, Michael T. Delgado, Michael Greenstone, Trevor Houser, Solomon M. Hsiang, Andrew Hultgren, Robert Kopp, Kelly E. McCusker, Ishan B. Nath, James Rising, Ashwin Rode, Hee Kwon Seo, Arvid Viaene, Jiacan Yuan and Alice Tianbo Zhang

27598: Patent Quality: Towards a Systematic Framework for Analysis and Measurement

Kyle W. Higham, Gaétan de Rassenfosse and Adam Jaffe

27597: Assessing the Age Specificity of Infection Fatality Rates for COVID-19: Systematic Review, Meta-analysis, & Public Policy Implications

Andrew Levin, William P. Hanage, Nana Owusu-Boaitey, Kensington B. Cochran, Seamus P. Walsh and Gideon Meyerowitz-Katz

27596: "Quick Response" Economic Stimulus: The Effect of Small-Value Digital Coupons on Spending

Jianwei Xing, Eric Zou, Zhentao Yin, Yong Wang and Zhenhua Li

27595: Bargaining over Taxes and Entitlements

Marina Azzimonti, Gabriel Mihalache and Laura Karpuska

27594: RCTs to Scale: Comprehensive Evidence from Two Nudge Units

Stefano DellaVigna and Elizabeth Linos

27593: Does Joining the S&P 500 Index Hurt Firms?

Benjamin Bennett, René M. Stulz and Zexi Wang

27592: Racial and Ethnic Disparities in COVID-19: Evidence from Six Large Cities

Joseph A. Benitez, Charles Courtemanche and Aaron Yelowitz

27591: The Leveraging of Silicon Valley

Jesse Davis, Adair Morse and Xinxin Wang

27590: Learning Epidemiology by Doing: The Empirical Implications of a Spatial-SIR Model with Behavioral Responses

Alberto Bisin and Andrea Moro

27589: Does the Commodity Super Cycle Matter?

Andrés Fernández Martin, Stephanie Schmitt-Grohe and Martín Uribe

27588: The Role of Assets In Place: Loss of Market Exclusivity and Investment

Matthew J. Higgins, Mathias Kronlund, Ji Min Park and Joshua Pollet

27587: International Friends and Enemies

Benny Kleinman, Ernest Liu and Stephen Redding

27586: The Ends of 27 Big Depressions

Martin Ellison, Sang Seok Lee and Kevin O'Rourke

27585: Why Do Borrowers Default on Mortgages?

Peter Ganong and Pascal J. Noel

27584: How Do Prescription Drug Monitoring Programs Reduce Opioid Prescribing? The Role of Hassle Costs versus Information

Abby E. Alpert, Sarah E. Dykstra and Mireille Jacobson

27583: Social Protection amidst Social Upheaval: Examining the Impact of a Multi-Faceted Program for Ultra-Poor Households in Yemen

Lasse Brune, Dean Karlan, Sikandra Kurdi and Christopher Udry

27582: Using Tax Data to Better Capture Top Incomes in Official UK Income Inequality Statistics

Dominic Webber, Richard Tonkin and Martin Shine

27581: Age Discrimination across the Business Cycle

Gordon Dahl and Matthew Knepper

27580: Heterogeneous Paths of Industrialization

Federico Huneeus and Richard Rogerson

27579: Investing in Ex Ante Regulation: Evidence from Pharmaceutical Patent Examination

Michael D. Frakes and Melissa F. Wasserman

27578: Mortality Effects and Choice Across Private Health Insurance Plans

Jason Abaluck, Mauricio M. Caceres Bravo, Peter Hull and Amanda Starc

27577: Conflicting Interests and the Effect of Fiduciary Duty — Evidence from Variable Annuities

Mark L. Egan, Shan Ge and Johnny Tang

27576: The Aggregate Effects of Fiscal Stimulus: Evidence from the COVID-19 Unemployment Supplement

Miguel Garza Casado, Britta Glennon, Julia Lane, David McQuown, Daniel Rich and Bruce Weinberg

27575: How Much to Save? Decision Costs and Retirement Plan Participation

Jacob Goldin, Tatiana Homonoff, Richard Patterson and William Skimmyhorn

27574: Do Unemployment Insurance Benefits Improve Match and Employer Quality? Evidence from Recent U.S. Recessions

Ammar Farooq, Adriana Kugler and Umberto Muratori

27573: Out of Sight No More? The Effect of Fee Disclosures on 401(k) Investment Allocations

Mathias Kronlund, Veronika K. Pool, Clemens Sialm and Irina Stefanescu

27572: Experienced Segregation

Susan Athey, Billy A. Ferguson, Matthew Gentzkow and Tobias Schmidt

27571: Understanding the Revenue Potential of Tax Compliance Investment

Natasha Sarin and Lawrence H. Summers

27570: Expanding Access to Clean Water for the Rural Poor: Experimental Evidence from Malawi

Pascaline Dupas, Basimenye Nhlema, Zachary Wagner, Aaron Wolf and Emily Wroe

27569: Financing Municipal Water and Sanitation Services in Nairobi’s Informal Settlements

Aidan Coville, Sebastian Galiani, Paul Gertler and Susumu Yoshida

27568: Occupational Licensing and Labor Market Fluidity

Morris M. Kleiner and Ming Xu

27567: The Dynamics of the Smoking Wage Penalty

Michael Darden, Julie L. Hotchkiss and Melinda Pitts

27566: Projecting Unemployment Durations: A Factor-Flows Simulation Approach With Application to the COVID-19 Recession

Gabriel Chodorow-Reich and John Coglianese

27565: Firms, Failures, and Fluctuations: The Macroeconomics of Supply Chain Disruptions

Daron Acemoglu and Alireza Tahbaz-Salehi

27564: The Spillover Impact of Index Insurance on Agricultural Investment by Cotton Farmers in Burkina Faso

Quentin Stoeffler, Michael Carter, Catherine Guirkinger and Wouter Gelade

27563: Insurance Design and Pharmaceutical Innovation

Leila Agha, Soomi Kim and Danielle Li

27562: Unintended Consequences of Lockdowns: COVID-19 and the Shadow Pandemic

Saravana Ravindran and Manisha Shah

27561: A Brief Introduction to Human Capital Measures

Gang Liu and Barbara M. Fraumeni

27560: Measuring Movement and Social Contact with Smartphone Data: A Real-Time Application to COVID-19

Victor Couture, Jonathan Dingel, Allison E. Green, Jessie Handbury and Kevin Williams

27559: Financial Fragility in the COVID-19 Crisis: The Case of Investment Funds in Corporate Bond Markets

Antonio Falato, Itay Goldstein and Ali Hortaçsu

27558: China’s Foreign Trade and Investment, 1800-1950

Wolfgang Keller and Carol H. Shiue

27557: A Graphical Lasso Approach to Estimating Network Connections: The Case of U.S. Lawmakers

Marco Battaglini, Forrest W. Crawford, Eleonora Patacchini and Sida Peng

27556: Bounds on a Slope from Size Restrictions on Economic Shocks

Marco Stenborg Petterson, David G. Seim and Jesse M. Shapiro

27555: Inequality in Household Adaptation to Schooling Shocks: Covid-Induced Online Learning Engagement in Real Time

Andrew Bacher-Hicks, Joshua Goodman and Christine Mulhern

27554: Should the Randomistas (Continue to) Rule?

Martin Ravallion

27553: An Ounce of Prevention

Joseph Newhouse

27552: Wealth, Race, and Consumption Smoothing of Typical Income Shocks

Peter Ganong, Damon Jones, Pascal J. Noel, Fiona E. Greig, Diana Farrell and Chris Wheat

27551: Mutual Fund Performance and Flows During the COVID-19 Crisis

Lubos Pastor and M. Blair Vorsatz

27550: Federal Aid to School Districts During the COVID-19 Recession

Nora Gordon and Sarah J. Reber

27549: Inequality and the Coronavirus: Socioeconomic Covariates of Behavioral Responses and Viral Outcomes Across US Counties

Caitlin Brown and Martin Ravallion

27548: Hard and Soft Skills in Vocational Training: Experimental Evidence from Colombia

Felipe Barrera-Osorio, Adriana Kugler and Mikko I. Silliman

27547: Bank Complexity, Governance, and Risk

Ricardo Correa and Linda Goldberg

27546: Policy Evaluation with Multiple Instrumental Variables

Magne Mogstad, Alexander Torgovitsky and Christopher Walters

27545: Heterogeneous Effects of State Enterprise Zone Programs in the Shorter Run and Longer Run

David Neumark and Timothy Young

27544: The Opioid Epidemic Was Not Caused by Economic Distress But by Factors that Could be More Rapidly Addressed

Janet Currie and Hannes Schwandt

27543: Teacher-to-Classroom Assignment and Student Achievement

Bryan Graham, Geert Ridder, Petra Thiemann and Gema Zamarro

27542: How Hurricanes Sweep Up Housing Markets: Evidence from Florida

Joshua Graff Zivin, Yanjun Liao and Yann Panassie

27541: Financing Outdoor Recreation

Spencer Banzhaf and V. Kerry Smith

27540: Strategic Interactions in U.S. Monetary and Fiscal Policies

Xiaoshan Chen, Eric Leeper and Campbell Leith

27539: The Impact of State Tobacco Control Spending on High School Student Vaping

John Tauras, Megan C. Diaz, Barbara Schillo and Donna Vallone

27538: How Do Restrictions on High-Skilled Immigration Affect Offshoring? Evidence from the H-1B Program

Britta Glennon

27537: Kicking the Can Down the Road: Government Interventions in the European Banking Sector

Viral Acharya, Lea Borchert, Maximilian Jager and Sascha Steffen

27536: Dynamic Oligopoly and Price Stickiness

Olivier Wang and Iván Werning

27535: Non est Disputandum de Generalizability? A Glimpse into The External Validity Trial

John List

27534: Relabeling, Retirement and Regret

Jonathan Gruber, Ohto Kanninen and Terhi Ravaska

27533: Concentration Screens for Horizontal Mergers

Volker Nocke and Michael Whinston

27532: Adaptive Control of COVID-19 Outbreaks in India: Local, Gradual, and Trigger-based Exit Paths from Lockdown

Anup Malani, Satej Soman, Sam Asher, Paul Novosad, Clément Imbert, Vaidehi Tandel, Anish Agarwal, Abdullah Alomar, Arnab Sarker, Devavrat Shah, Dennis Shen, Jonathan Gruber, Stuti Sachdeva, David Kaiser and Luis M.A. Bettencourt

27531: Private Precaution and Public Restrictions: What Drives Social Distancing and Industry Foot Traffic in the COVID-19 Era?

Christopher Cronin and William Evans

27530: The Impact of the WWI Agricultural Boom and Bust on Female Opportunity Cost and Fertility

Carl Kitchens and Luke P. Rodgers

27529: The Real Effects of Modern Information Technologies: Evidence from the EDGAR Implementation

Itay Goldstein, Shijie Yang and Luo Zuo

27528: Identification and Estimation of Undetected COVID-19 Cases Using Testing Data from Iceland

Karl M. Aspelund, Michael C. Droste, James H. Stock and Christopher D. Walker

27527: A Theory of Social Impact Bonds

Daniel Tortorice, David Bloom, Paige Kirby and John Regan

27526: Why Does Globalization Fuel Populism? Economics, Culture, and the Rise of Right-wing Populism

Dani Rodrik

27525: Measuring Employer-to-Employer Reallocation

Shigeru Fujita, Giuseppe Moscarini and Fabien Postel-Vinay

27524: High School Majors, Comparative (Dis)Advantage, and Future Earnings

Gordon Dahl, Dan-Olof Rooth and Anders Stenberg

27523: The Incentive Effects of Cash Transfers to the Poor

Anna Aizer, Shari Eli and Adriana Lleras-Muney

27522: Risk Aversion, Offsetting Community Effects, and COVID-19: Evidence from an Indoor Political Rally

Dhaval Dave, Andrew Friedson, Kyutaro Matsuzawa, Drew McNichols, Connor Redpath and Joseph J. Sabia

27521: Fiscal and Monetary Stabilization Policy at the Zero Lower Bound: Consequences of Limited Foresight

Michael Woodford and Yinxi Xie

27520: Competitive Effects of Federal and State Opioid Restrictions: Evidence from the Controlled Substance Laws

Sumedha Gupta, Thuy D. Nguyen, Patricia R. Freeman and Kosali I. Simon

27519: How Much does COVID-19 Increase with Mobility? Evidence from New York and Four Other U.S. Cities

Edward Glaeser, Caitlin Gorback and Stephen Redding

27518: Social Security Reforms and the Changing Retirement Behavior in Germany

Axel H. Börsch-Supan, Johannes Rausch and Nicolas Goll

27517: The Sensitivity of Cash Savings to the Cost of Capital

Viral Acharya, Soku Byoun and Zhaoxia Xu

27516: The Lost Generation? Labor Market Outcomes for Post Great Recession Entrants

Jesse Rothstein

27515: Testing the Theory of Common Stock Ownership

Lysle Boller and Fiona Scott Morton

27514: The Association Between Educational Attainment and Longevity using Individual Level Data from the 1940 Census

Adriana Lleras-Muney, Joseph Price and Dahai Yue

27513: Advancing the Agency of Adolescent Girls

Eric Edmonds, Benjamin Feigenberg and Jessica Leight

27512: Has Mortality Risen Disproportionately for the Least Educated?

Adam Leive and Christopher Ruhm