We introduce systematic tests exploiting robust statistical and behavioral patterns in trading to detect fake transactions on 29 cryptocurrency exchanges. Regulated exchanges feature patterns ...

While prior studies of language acquisition have focused on schools, we show the overwhelming influence of out-of-school learning. We identify the causal effect of subtitling in a ...

In this paper we provide new evidence on the health spillover effects of health shocks within couples. Using administrative data from the Netherlands and a matching event-study framework, we estimate ...

Theoretical rationales for employer-provided pensions often focus on their ability to increase employee effort and selectively retain quality workers. We test these hypotheses using rich ...

Using a dual-framework approach, we demonstrate how AI can transform both strategic decision-making and daily operations within central banks, taking the Federal Reserve System (FRS) as a ...

Many countries seek to promote exports by subsidizing market access, but evidence on such efforts has been mixed. We present the first randomized evaluation of a government financial-support program ...

We develop and quantify a novel growth theory in which economic activity endogenously shifts from material production to quality improvements. Consumers derive utility from goods with differing ...

Using Eurobarometer data for 21 Western European countries since 1973 we show the U-shape in life satisfaction by age, present for so long, has now vanished. In 13 northern European countries - ...

Can the enhanced mobility created by transportation infrastructure investments help people to avoid environmental extremes? We use transaction records from China’s card payment system to measure ...

This project aims to modernize U.S. economic statistics by evaluating the integration of high-frequency private-sector data, such as credit card transactions, job postings, and online prices, into ...

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 Retirement and Disability, ...

This paper documents persistence in the power of elite families in Central China despite dynastic change. We study the impact of the fall of the Ming Dynasty (1368-1644) on couples and their ...