Funding for this research was provided by:
Indonesia Endowment Fund for Education (20160322045795)
Text and Data Mining valid from 2019-09-17
Received: 29 March 2019
Revised: 11 September 2019
Accepted: 11 September 2019
First Online: 17 September 2019
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: This study is a secondary analysis using the Indonesian Family Life Survey (IFLS) dataset. The IFLS was approved by the Institutional Review Board (IRB) of the Rand Corporation (USA) and the Survey Meter (Indonesia). The data set is publicly available, and no personal information can be identified. This study is categorised as being exempt from human research, according to the National Institute of Health (NIH).