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Adjustable speed drive bearing fault detection via support vector machine incorporating feature selection using genetic algorithm
(University of Missouri--Columbia, 2007)
This dissertation presents a novel method to detect bearing defects in Adjustable Speed Drives (ASD's), which are increasingly used in many commercial and industrial applications. The harmonics in pulse-width-modulation ...
Temperature trends of the Late Cambrian through the Middle Ordovician : implications for Ordovician climate and biodiversification
(University of Missouri--Columbia, 2019)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] The Ordovician Period includes both the largest and longest period of sustained biodiversification--the Great Ordovician Biodiversification Event ...
Three essays of housing price dynamics
(University of Missouri--Columbia, 2009)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] This dissertation consists of three essays. The first essay estimates the joint effects of spatial diffusion and high-tech industry fluctuations on housing prices. The work...
An empirical assessment of the political and gendered consequences of economic sanctions
(University of Missouri--Columbia, 2008)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] This project investigates the unintended political and gender-specific effects of economic sanctions in target countries. Drawing insight from the existing literature...
Oil price shocks and stock market behavior : empirical evidence for the U.S. and European Countries
(University of Missouri--Columbia, 2007)
not respond to the oil price shocks. According to the literature, oil price shocks have an asymmetric effect on economic activity and the stock market in that oil price increases have a greater impact than oil price decreases. However, in this dissertation...
Three essays on assimilation and acculturation of international instructors at U.S. research universities
(University of Missouri--Columbia, 2021)
This dissertation consists of three chapters that answer an overarching question: "How do foreign-born instructors assimilate and acculturate into U.S. academia as an immigrant-receiving environment?" Across the three ...
Essays on machine learning applications in economics : causal inference and prediction
(University of Missouri--Columbia, 2021)
not possess statistical significance. Overall, the effects tend to expand with years of experience. We also discuss possible economic mechanisms and reasons. In the third chapter, we build machine learning and simple linear models to predict academic paper...
Testing a model of the psychology of working theory with formerly incarcerated adults
(University of Missouri--Columbia, 2023)
hypotheses were tested within the model, which included economic constraints and marginalization as negative predictors of work volition. A direct, negative effect of perceived marginalization on decent work was also identified. Further support of the PWT...
The impact of fuel ethanol on motor gasoline market : modeling through a system of structural equations
(University of Missouri--Columbia, 2008)
This paper studies the impact of fuel ethanol on motor gasoline market, especially how the gasoline price will be affected if fuel ethanol takes a big share of motor fuel consumption. A system of structural equations is estimated over historical...
Second class : local and elite media framing of poverty in the Appalachian opioid epidemic
(University of Missouri--Columbia, 2018)
The opioid epidemic has disproportionately affected the rural Appalachian region, and poverty is a root cause of this. However, both poverty and the Appalachian region are historically under-covered and negatively framed ...
Three essays in regional economic modeling
(University of Missouri--Columbia, 2008)
My dissertation is about regional economic modeling for understanding local economy, economic impact analysis and forecasting. In the first essay, I developed a nonspatial version of community policy analysis model for Missouri counties. In my...
The poverty of place : a comparative study of five rural counties in the Missouri Ozark
(University of Missouri--Columbia, 1999)
to discover why, contrary to what is expected, the county at the center of this group has been notably more prosperous over time than her persistently poor neighbors. When Lyson's concept of economic distance is applied to the five county region a relationship...
Exploring factors associated with free and reduced-price lunch participation in Missouri school districts
(University of Missouri--Columbia, 2020)
entities. The analysis of the Department of Elementary and Secondary Education data during the last decade revealed a 10.3% in the number of reimbursable lunches served in Missouri, with a lower participation level of eligible students from southern lower...
Two essays on food manufacturer resilience: regional factors and workforce challenges
(University of Missouri--Columbia, 2022)
Researchers and policymakers worldwide have increasingly viewed resilient food systems as important. In the wake of the COVID-19 pandemic, there has been particular emphasis on food manufacturer resilience. This thesis ...
Three essays on social policy
(University of Missouri--Columbia, 2023)
This dissertation consists of three essays that examine the impact of the Supplemental Nutrition Assistance Program (SNAP) work requirement on program participation using national and state-level administrative and cannabis legalization...
A transition matrix for two bases of the integral cohomology of the Hilbert scheme of points in the projective plane
(University of Missouri--Columbia, 2010)
This work is devoted to comparing two integral bases for the integral cohomology of the Hilbert scheme of points in the projective plane. Let X be a smooth complex projective surface. One of the more interesting moduli spaces parameterizing objects...
Essays in applied microeconomics
(University of Missouri--Columbia, 2023)
The following three essays demonstrate the toolkit necessary for conducting applied microeconomic research. In Chapter 1, I analyze the socioeconomic and agency-specific determinants that may lead to disparities in traffic ...
The role of time preference on wealth
(University of Missouri--Columbia, 2008)
Using data from the National Longitudinal Study of Youth 1979, this analysis affirmed the influence of time preference on wealth. Time preference was measured using the respondent's behaviors as proxies for time preference. ...
Institutional influences affecting the college-going decisions of low-income mothers attending a rural midwestern community college
(University of Missouri--Columbia, 2008)
Education has proven one path out of poverty for low-income single mothers, yet many are not completing and transferring at high rates. Using theories of economic development as the lens for analysis, I sought to study how single mothers used...
Three essays on biofuel policies and aggregate supply curve
(University of Missouri--Columbia, 2022)
The first essay investigates the impacts of Brazil's new biofuel policy, namely RenovaBio. RenovaBio aims to reduce greenhouse gas (GHG) emissions in the transportation sector through expansion of biofuels by requiring ...