Using a privacy-preserving automated pipeline, we classify usage patterns within a representative sample of ChatGPT conversations. We find steady growth in work-related messages but even faster growth ...
We examine the recent slow growth in manufacturing productivity. We show that nearly all measured TFP growth since 1987—and its post-2000s decline—comes from a few computer-related industries. We ...
The Longitudinal Tract Data Base’s (LTDB) panel of Census tracts is the standard tool for measuring neighborhood change. The LTDB is based on 2010 Census tract boundaries, and Census tracts are ...
This paper revisits the relationship between international trade, trade policy, and development in light of the structural, ...
The fertility decline is everywhere in the world today. Moreover, the decline goes decades back in the histories of rich countries. Birthrates have been below replacement in the U.S. and Europe since ...
Digital payment platforms can displace cash and extend financial services to underserved populations, yet many adults worldwide remain unbanked. Leveraging granular microdata on individual ...
Nursing homes face unique financial incentives that encourage under-investment in onsite clinical capabilities and overreliance on hospitals to triage and care for residents with dementia, ...
Clean Rides, Healthy Lives: The Impact of Electric Vehicle Adoption on Air Quality and Infant Health
This paper provides the first nationwide evidence on how electric vehicle (EV) adoption has improved both air quality and child health. We assemble a rich dataset from 2010–2021 that links ...
The Dynamics of Technology Transfer: Multinational Investment in China and Rising Global Competition
US multinationals formed joint ventures in China for market access and lower labor costs. However, these ventures transfer technology to Chinese firms, fueling future competition. While individual ...
We examine the effects of changes in an interest rate cap on small loan brokers in New Jersey during the Great Depression. Using newly constructed data on brokers and banks, we find that small loans ...
In addition to working papers, the NBER disseminates affiliates’ latest findings through a range of free periodicals — the NBER Reporter, the NBER Digest, the Bulletin on Health, and the Bulletin on ...
When exposed to greater physical and transition climate risks, are firms more likely to engage in climate mitigation, climate adaptation, or/and political strategies? This study examines this question ...
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