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Birds of a feather get lost together : new venture team composition and performance

Steffens, Paul R.; Terjesen, Siri A.; Davidsson, Per - 2011

. Our study makes two contributions. First, we extend earlier research concerning homophily theories of the prevalence of …

Persistent link: https://www.econbiz.de/10009438077

Reaching Up: The influence of gender, status, and relationship type on men's and women's network preferences

Stallings, Monica M - 2010

variables: gender-based homophily, status, and relationship type. In Study 1 and Study 2, I test the effect of status alone and … then the interaction between status and gender-based homophily to determine who men and women are most likely to approach …-status others when seeking career-related advice. I also find widespread gender-based homophily for women but limited gender …

Persistent link: https://www.econbiz.de/10009438700

The Analysis of Censored Covariates in Observational Studies

Johnson, Brent Alan - 2003

After treatment is found to be effective in a clinical study, attention often focuses on the effect of treatment duration on outcome. Such an analysis facilitates recommendations on the most beneficial treatment duration. In many studies, treatment duration is left to the discretion of the...

Persistent link: https://www.econbiz.de/10009431294

Causal Inference in Discretely Observed Continuous Time Processes

Zhang, Mingyuan - 2009

In causal inference for longitudinal data, standard methods usually assume that the underlying processes are discrete time processes, and that the observational time points are the time points when the processes change values. The identification of these standard models often relies on the...

Persistent link: https://www.econbiz.de/10009439039

Causal Inference with Two-Stage Logistic Regression - Accuracy, Precision, and Application

Cai, Bing - 2010

Two-stage predictor substitution (2SPS) and the two-stage residual inclusion (2SRI) are two approaches to instrumental variable (IV) analysis. While 2SPS and 2SRI with linear models are well-studied methods of causal inference, the properties of 2SPS and 2SRI for logistic binary outcomes have...

Persistent link: https://www.econbiz.de/10009439053

Bayesian Mixture Modeling Approaches for Intermediate Variables and Causal Inference

Schwartz, Scott Lee - 2010

This thesis examines causal inference related topics involving intermediate variables, and uses Bayesian methodologies to advance analysis capabilities in these areas. First, joint modeling of outcome variables with intermediate variables is considered in the context of birthweight and censored...

Persistent link: https://www.econbiz.de/10009475463

ONLINE RETAILING IN SPATIALLY DISPERSED OFFLINE MARKETS

Choi, Jeonghye - 2010

This dissertation comprises three essays that study online demand coming from local offline markets. In the first essay, I study two social influence effects reflected in physical proximity and in demographic similarity, respectively, on online demand evolution. As these effects can be...

Persistent link: https://www.econbiz.de/10009439048

ESSAYS ON MARKETING MODEL APPLICATIONS FOR ONLINE AND OFFLINE COMMUNITIES

Gao, Jing - 2011

Social interactions in a community influence perceptions and values of members of the community. Recently Web 2.0 technologies have stimulated rapid growth of online communities, where communications between participants are made much easier. It is important to study how participants' behaviors...

Persistent link: https://www.econbiz.de/10009450649

Financial market contagion: evidence from the Asian crisis using a multivariate GARCH approach

Khalid, Ahmed M.; Rajaguru, Gulasekaran - 2007

increased during and after the crisis. However, we found weak support for contagion in the pre-crisis period. …

Persistent link: https://www.econbiz.de/10009441578

Stock market contagion in the early stages of the global financial crisis: the experience of the GCC countries

Moosa, Imad - 2010

This study examines stock market contagion from the United States to the markets of the GCC countries during the period … that the collapse of the GCC stock markets did not result purely from contagion, in the sense that these markets did not …

Persistent link: https://www.econbiz.de/10009441584