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Moderate Utility

By Junnan He and Paulo Natenzon

American Economic Review: Insights, June 2024

Hotelling's and Salop's spatial competition models, as well as nested logit, covariance probit, elimination-by-aspects, and several other well-known discrete choice models, belong to the class of moderate utility models, where binary choices are a functio...

The US-China Trade War and Global Reallocations

By Pablo Fajgelbaum, Pinelopi Goldberg, Patrick Kennedy, Amit Khandelwal, and Daria Taglioni

American Economic Review: Insights, June 2024

The US-China trade war created net export opportunities rather than simply shifting trade across destinations. Many "bystander" countries grew their exports of taxed products into the rest of the world (excluding the United States and China). Country-spec...

The Fading Treatment Effects of a Multifaceted Asset-Transfer Program in Ethiopia

By Nathan Barker, Dean Karlan, Christopher Udry, and Kelsey Wright

American Economic Review: Insights, June 2024

We study the long-run effects of a big-push "graduation" program in Ethiopia in which very poor households received a one-time transfer of productive assets (mainly livestock), technical training, and access to savings accounts. After seven years, treatme...

Trade and Trees

By Bård Harstad

American Economic Review: Insights, June 2024

International trade and natural resource exploitation interact in multiple ways. This paper first presents a dynamic game in which the South (S) exploits (e.g., deforests) in order to export (e.g., lumber and agricultural products). Because of negative ex...

Data and the Aggregate Economy

By Laura Veldkamp and Cindy Chung

Journal of Economic Literature, June 2024

Recent data technology innovations, such as artificial intelligence and machine learning, have transformed the production of knowledge and increased the importance of data. This review explores how data—digitized information—has been modeled within cl...

Optimal Income Taxation

By Louis Kaplow

Journal of Economic Literature, June 2024

This article explores subjects in optimal income taxation characterized by recent research interest, practical importance in light of concerns about inequality, potential for misunderstanding, and prospects for advancement. Throughout the analysis, path...

Combinatorial Auctions in Practice

By Ignacio Palacios-Huerta, David C. Parkes, and Richard Steinberg

Journal of Economic Literature, June 2024

We survey the uses of combinatorial auctions that have been deployed in practice, giving emphasis to their key representational and economic aspects. In addition, we discuss behavioral economics considerations on both the bidder and auctioneer sides of th...