present work is concerned with determining the minimum sample size researchers should collect so their sample medians can be … authors show that the minimum sample size necessary for estimating the median using the exact method is substantially smaller … than that using the normal approximation method. Therefore, researchers can use the exact method to enjoy a sample size …

Bessel's correction adjusts the denominator in the sample variance formula from n to n − 1 to produce an unbiased …. It then introduces the concept of "bariance," an alternative pairwise distances intuition of sample dispersion without an …

Sample selection is pervasive in applied economic studies. This paper develops semiparametric selection models that … selection bounds, while ensuring point identification. Simulation evidence confirms its excellent finite-sample performance. We …

same and other age groups among a large, diverse Dutch population sample. Preferences are measured with a solidarity game …

the same and other age groups among a large and heterogeneous sample of the Dutch population. Preferences are elicited …