Engineering Commons^™

Hardiness, Well-Being, And Health: A Meta-Analytic Summary Of Three Decades Of Research, Celina Marie Oliver

Dissertations and Theses

In recent decades, as scientific understanding regarding the effects of stress on health and well-being has grown, researchers have shown increasing interest in personal factors such as hardiness that may enhance one's ability to remain resilient under stressful conditions. Hardiness is a complex trait composed of three components (commitment, control, and challenge) that combine synergistically to increase stress tolerance. Over time, a large and complex body of research has accumulated, and while many qualitative reviews have been conducted, quantitative summaries remain rare. This study provides an empirical synthesis of research findings examining the relationships between hardiness and correlates related to …

Modeling Subprime Mortgage Delinquency, Default, Prepayment And Loss, Olgay Cangur

Dissertations and Theses

The current financial environment presents significant challenges for the mortgage industry. Declining house prices have surfaced the importance of delinquency, loan default and loss predictions. Simple models of prepayment behavior are no longer applicable. Investors, originators, servicers and regulators are in need of more accurate predictions for their portfolios of interest.

This dissertation focuses on two topics relevant to modeling residential mortgages. The first topic provides a framework for modeling delinquencies, prepayments, defaults and losses that represents an enhancement over previous studies. A total of nine loan payment statuses are used (current, thirty-days delinquent, sixty-days delinquent, ninety-days delinquent, early foreclosure, …

Determinants Of Cross Organizational Software Project Success, And Ozbay

Dissertations and Theses

The importance of software development (SWD) has been rapidly increasing over the past few decades. As this industry has grown, there has been an increasing deployment of cross organizational (C/O) SWD (also called distributed development or global software development) projects. These C/O SWD projects have adversely impacted the already low success rates of SWD projects. Methods to address problems of C/O SWD projects are not available to SWD managers primarily because challenges that underlie C/O SWD are incompletely understood.

This dissertation explored the problems associated with C/O SWD in real-life contexts. Inductive case study research methods and grounded theory were …