The Penn Libraries support open access publishing through funding for the ejournal Demography.
The Population Association of America has moved its journal Demography to platinum open access. The journal's changeover coincides with its shift to Duke University Press from Springer Publishing.
Consumer Pyramids Household Survey, produced by the Centre for Monitoring Indian Economy (CMIE), is the world's largest household panel survey, a continuous survey of more than 174,000 households in India. CPHS revisits its entire sample in three four-month waves each year, permitting longitudinal analysis starting in January 2014.