Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 144 for “"Natural experiment"”.
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Zooplankton response to Asian carp harvesting in Illinois River backwaters: a natural experiment
Since the 1980’s, Asian carp (Hypophthalmichthys nobilis and Hypophthalmichthys molitrix) have spread throughout the Mississippi River basin and are now approaching Lake Michigan and the Great Lakes. This poses a problem because Asian carp can have major negative impacts on the zooplankton that …
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Electoral backlash against climate policy : a natural experiment on retrospective voting and local resistance to public policy
… benefits and concentrated local costs. I use a natural experiment to investigate whether citizens living in proximity to wind energy projects retrospectively punished an incumbent government because of its climate policy. Using both fixed effects and instrumental variable estimators, I identify …
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Social interaction, social status, and mental health and how they were impacted by the COVID-19 pandemic as a natural experiment of social isolation.
… due to the COVID-19 pandemic provided a natural experiment of what can happen in cases of extreme reductions in socialisation. We attempted to investigate this by asking three major questions. First, is perceived status associated with, and predictive of, depressive and anxious …
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Essays on the effects of immigration on education and crime
… I, I use a reform in immigration policy as a natural experiment to estimate the effects of immigration on native-born student outcomes in Texas. OLS estimates suggest a negative association between immigration and the passing rates of native students on a state-wide basic skills exam. However, …
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Microdynamics of War-to-Peace Transitions: Evidence from Burundi
… and ethnic salience among soldiers. Exploiting a natural experiment within the army, I find that exposure to quota-based integration reduced prejudice and had no effect on ethnic salience, countering a prevailing view in the literature that quota-based integration is likely to exacerbate ethnic …
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The real effects of debt relief : evidence from independent school districts in Texas
… indebted school districts. Using a novel quasi-natural experiment, I find that debt support helps school districts raise additional capital spending, leading to substantial long-term improvements in educational outcomes, including higher test scores and graduation rates. The findings suggest …
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Detecting Earnings Information in Repurchase Announcements using the Luck of the (Double) Irish
… firms’ repurchases more costly as a quasi-natural experiment, I find positive post-repurchase-announcement revisions in earnings expectations for firms using “Double Irish” offshore tax avoidance structures. These results are robust to falsification tests, different types of tax havens, and …
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Information and environmental policy
… complicated billing structures. I exploit a natural experiment to estimate a causal effect of price for residential water customers during the introduction of increasing block rates for a North Carolina utility. Perceived price is identified through a billing anomaly in which changes in …
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Essays on the counterintuitive consequences of labor policies in service industries
… I use an instrumental variable approach and a natural experiment to partially address the possible endogeneity of scheduling decisions. I find evidence that increasing the adequacy and consistency of employees' hours improves employee and store productivity and find partial support for the …
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Essays on spillover effects in digital media
… online news. Exploiting regional rainfall as a natural experiment, I find strong statistical evidence of positive social spillovers in consumption of online New York Times content. Specifically, I find that a 1% increase in aggregate viewership outside of a focal region causes viewership in that …
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Bombs and ballots : estimating the effect of the Madrid bombings on the March 2004 general elections in Spain
… to previous findings by Montalvo (2006) using a natural experiment design. A non-linear approach using binomial and multinomial logit models is not successful and yields no conclusive indications on how the attacks affected the outcome of the elections.
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The role of skilled labor pool in driving firms to agglomerate: an empirical study on China's policy experiment
… mobility. Specifically, this research uses a natural experiment in China regarding to skilled labor migration liberalization to examine the impact of skilled labor pool and knowledge availability on China’s industrial agglomeration. The current project centers on three progressive chapters on …
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Delinquency and default in ARMS: The effects of protected equity
… conferred to the savings used to conduct a natural experiment to investigate the role of government and the role of protected borrower equity in controlling mortgage risk. Simultaneously, we postulate mortgage delinquency as a necessary decision before the default decision such that …
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The role of peptides as intermediates in protein metabolism
… and breakdown. In this unfortunate, but natural experiment, it was hoped that some factor or factors derived from protein synthesis might be found which influenced the synthetic mechanism as a whole. Evidence from the literature has been summarized which concludes that urine, apart from …
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Developing and managing organizational capabilities to meet emerging customer needs : insights from the Joint Strike Fighter program
… program in history, provides an excellent natural experiment for an exploration of the link between the technological solutions offered to meet the emerging customer needs and dynamic organizational capabilities. This research focuses on the early Concept Demonstration Phase (CDP) of the …
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Essays on entrepreneurship and strategy.
… of Brazil’s pre-salt oil reserves as a quasi-natural experiment to examine how large environmental shocks affect new firm creation. Using municipality-level panel data, the analysis shows a temporary increase in entrepreneurial entry following pre-salt development, concentrated in local …
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Shale gas development and respiratory health
… where fracking has been intensifying. Using the natural experiment of the New York fracking ban and intensifying fracking in Northeastern Pennsylvania, oil and gas well data and state inpatient respiratory records are combined to estimate the effect of various levels of shale gas development on …
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News Feeds and User Engagement: Evidence from the Reddit News Tab
… of news-related communities. We leverage this natural experiment to identify the causal effects of the News tab on iOS user engagement in a difference-in-differences design. We find that the News tab increases the share of iOS devices that engage with news-related content and there is a …
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With(in) : three women, three informal settlements, and the rituals of the meal as a microcosm of urban life
… build this understanding, this work conducts a natural experiment to increase cross-cultural awareness through a medium all can relate to: food and its attendant social rituals. The goal is to create a novel way to understand and communicate urban specificities by using the table rituals as a …
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