This is an analytically simple note, motivated by the modest objective of presenting a visual aid to the scanning and comparison of the age structures of alternative populations. The means to the end are achieved by a graphical devise which is called a binary age comparison (or BAC) curve, which...

This is a very short and elementary note which points (in a continuation of a recent tradition in the literature) to the importance of taking account of the level of a socioeconomic indicator in comparing group-differentials displayed by it. The requirement of 'level sensitivity' is captured in...