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 ...

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 chapter explores the distinctive trajectory of American industrialization up to 1870, emphasizing how the United States adapted and transformed British technologies to suit its unique economic ...

This paper studies when decentralization improves public service delivery. I analyze a Chicago reform that awarded select ...

In this paper, we explore a novel longitudinal dataset that covers the owners of tens of millions of the smallest businesses: those without employees. We produce three new sets of statistics on the ...

How does being over- or underqualified at the beginning of a worker's career affect skill acquisition, retention, and promotion? Despite the importance of mismatch for the labor market, self-selection ...

This paper uses labor force surveys from 160 countries to build a new microdatabase on hours worked covering 97% of the world population in cross section. We also construct time series spanning over ...

If racial gaps in measures of human capital like educational attainment and standardized test scores were eliminated, what would happen to racial disparities in wages, employment, and other labor ...

This earnings instability is pervasive, but it has been masked in past analysis of annual data. Moreover, this instability is unequally distributed: lower-income, hourly workers face more instability ...

We provide empirical evidence on the importance of a relatively understudied channel of insurance against labor income shocks: transfers from (cash-rich) parents to (cash-short) children when the ...

As an application, we derive new measures of inter-dependence between the United States and China. In addition to working papers, the NBER disseminates affiliates’ latest findings through a range of ...

Can public R&D investment in developing countries drive productivity growth? We study this question in the context of Brazilian agriculture and the Empresa Brasileira de Pesquisa Agropecuária (Embrapa ...