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How social processes distort measurement: the impact of survey nonresponse on estimates of volunteer work in the United States.

• Katharine G. Abraham, Steven C. Presser, Sara Helms
• AJS; American journal of sociology
• 2009

The authors argue that both the large variability in survey estimates of volunteering and the fact that survey estimates do not show the secular decline common to other social capital measures are… (More)

CLASSIFICATION OF METHODS FOR THE INDICATION OF CHANGE PROPAGATION - A LITERATURE REVIEW

• Sara Helms, Florian G. H. Behncke, Ludvig Lindlöf, Martina C. Wickel
• 2014

An Evangelical Anomaly: Religious Observance and Intertemporal Choice

• Jeremy J. Thornton, Charles Stokes, Sara Helms
• 2013

Educational achievement is positively correlated with religious devotion. However, those religious sects which are more devoted have, on average, lower levels of education. Evangelical Protestants,… (More)

The Influence of Religiosity on Charitable Behavior : A COPPS Investigation

• Sara Helms, Jeremy D. Thornton
• 2011

Mandated Volunteering : An Experimental Approach

• Sara Helms, Erik Angner, B. Scott, Sarah Culver
• 2011

* Helms: Department of Economics, Finance, and Quantitative Analysis, Samford University, Birmingham, AL 35229 (e-mail: shelms1@samford.edu); Angner: Department of Philosophy, Department of… (More)

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