Estimating Propensity Adjustments for Volunteer Web Surveys

January 12, 2011

Valliant, R., & Dever, J. (2011). Estimating Propensity Adjustments for Volunteer Web Surveys Sociological Methods & Research, 40 (1), 105-137 DOI: 10.1177/0049124110392533, view abstract.


Introduction to the Special Issue on Web Surveys

February 7, 2010

James C. Witte Introduction to the Special Issue on Web Surveys  Sociological Methods & Research 2009 37: 283-290.

Introduction to Special Issue on Web Surveys