نتایج جستجو برای: j16

تعداد نتایج: 357  

Journal: :The American Economic Review 2022

This paper evaluates an intervention in India that engaged adolescent girls and boys classroom discussions about gender equality for two years, aiming to reduce their support societal norms restrict women's girls' opportunities. Using a randomized controlled trial, we find the program made attitudes more supportive of by 0.18 standard deviations, or, equivalently, converted 16 percent regressiv...

Journal: :The American Economic Review 2022

How do social interactions shape collective action, and how are they mediated by networked information technologies? We answer these questions studying the Temperance Crusade, a wave of anti-liquor protest activity spreading across 29 states between 1873 1874. Relying on exogenous variation in network links generated railroad accidents, we provide causal evidence driving diffusion movement, rai...

Journal: :American Economic Journal: Macroeconomics 2023

Business cycle recoveries have slowed in recent decades. This slowdown comes entirely from female employment, as women’s employment rates converged toward men’s during the past half-century. But does growth of translate into a for overall rates? We estimate extent to which women “crowd out” men labor market across US states, and find that it is small. Through lens general equilibrium model with...

Journal: :American Economic Journal: Economic Policy 2021

We examine the impact of introduction paid maternity leave in Norway 1977 on maternal health medium and long term. Using administrative data combined with survey women around age 40, we find reform improved a range outcomes, including BMI, blood pressure, pain, mental health. The also increased health-promoting behaviors, such as exercise not smoking. effects were larger for first-time low-reso...

Journal: :The American economic review 2021

We investigate the effect of teenage driving on mortality and risky behaviors in United States using a regression discontinuity design. estimate that total rises by 5.84 deaths per 100,000 (15 percent) at minimum legal age cutoff, driven an increase motor vehicle fatalities 4.92 (44 percent). also find poisoning deaths, which are caused primarily drug overdoses, rise 0.31 (29 cutoff this is con...

Journal: :American Economic Journal: Economic Policy 2023

Using administrative data from a large public university, we show that male students are 18.6 percent more likely than female to receive favorable grade changes made by instructors. Surveys of and instructors reveal regrade requests prevalent ask for regrades on the intensive margin. We corroborate gender differences in an incentivized controlled experiment: find males have higher willingness p...

Journal: :American Economic Journal: Economic Policy 2023

Treatment practices vary widely across hospitals, often with little connection to patients’ medical needs. We assess impacts of these differences in delivery at childbirth. find that infants quasi-randomly delivered hospitals higher C-section rates are born better shape and less likely be readmitted, suggestive evidence improved survival. These benefits driven by avoidance prolonged labors pose...

Journal: :American Economic Journal: Economic Policy 2023

This study identifies the causal effect of pension generosity on women’s fertility behavior. It capitalizes Brazil’s expansion system to rural workers, whose wealth subsequently more than tripled. Difference-in-difference, instrumental variable, and event methods show that reform reduces propensity childbearing women fertile age by 8 percent in short run. Completed declines 1.3 children within ...

Journal: :American Economic Journal: Applied Economics 2023

We examine the impact of public sector salary disclosure laws on university faculty salaries in Canada. The laws, which enable access to individual if they exceed specified thresholds, were introduced different provinces at times. Using detailed administrative data covering majority Canada, and an event-study research design that exploits within-province variation exposure policy across institu...

1999
A. MacFadyen

Using a two-dimensional hydrodynamics code (PROMETHEUS), we explore the continued evolution of rotating helium stars, Mα >∼10 M⊙ , whose iron core collapse does not produce a successful outgoing shock, but instead forms a black hole of 2 3 M ⊙ . The model explored in greatest detail is the 14 M ⊙ helium core of a 35 M ⊙ main sequence star. The outcome is sensitive to the angular momentum. For j...

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