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A large study of nurses conducted in the U.S. states of California (CA) and Pennsylvania (PA) is based on two large samples: n^CA≈100,000 and n^PA≈65,000. The study was conducted by mail and had respo...
Using data on MZ (monozygotic, identical) female twins from the Minnesota Twin Registry, we estimate the causal effect of schooling on completed fertility, probability of being childless and age at fi...
Age Misreporting in Malawian Censuses and Sample Surveys: An Application of the UN's Joint Age and Sex Score .
The Sample Registration System:An Innovative System for Monitoring Demographic Dynamics (Demographers' Notebook)。
Comparable household-level survey data for the same population at two times are essential for many types of analysis in which age, period and cohort effects must be distinguished. Until recently, it w...
We describe and evaluate a one percent clustered sample of the 1990 Census of China, the largest publicly-available micro sample of any Chinese census, using direct inspection as well as comparisons w...

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