testing for PPP or LOOP, model specification and data sampling should not proceed without consideration of the actual …

reporting of polling error has focused solely on sampling error, represented by the margin of error of a poll. Survey … jointly measures sampling and non-sampling errors. Extending the conventional language of polling, we think it reasonable to … coincide, noting that the TME exceeds the margin of sampling error whenever the pollster has less than complete knowledge of …

first characterize the biases in both network statistics and estimates of network effects under non-random sampling …-classical measurement-error problems when applied as regressors. Apart from the sampling rate and the elicitation procedure, these biases … applied to network data collected via both designed and non-designed sampling procedures, does not require one to assume any …