A Two-Stage Bennet Decomposition of the Change in the Weighted Arithmetic Mean A Multivariate Regression Estimator of Levels and Change for Surveys Over Time Investigating an Alternative for Estimation from a Nonprobability Sample: Matching plus Calibration Using Eye-Tracking Methodology to Study Grid Question Designs in Web Surveys A Statistical Comparison of Call Volume Uniformity Due to Mailing Strategy Characteristics of Respondents to Web-Based or Traditional Interviews in Mixed-Mode Surveys. Evidence from the Italian Permanent Population Census