We would like to thank David Byrne, Mario Fiorini, Pamela Giustinelli, Shiko Maruyama, Peter Siminski, Christine Valente, and the participants at the PhD Conference of University of Technology Sydney, Sydney Development Economics Group Workshop, Asian and AuWe gratefully acknowledge support for the Malawi Longitudinal Study of Families and Health (MLSFH) by the National Institute of Health (NICHD R01 HD053781, R01 HD087391), the Population Aging Research Center and the Population Studies Center at the University of Pennsylvania (supported by NIA P30 AG12836 and NICHD R24 HD044964). Delavande acknowledges funding from the the ESRC Research Centre on Micro-Social Change (MiSoC), award number ES/S012486/1.