MELBOURNE INSTITUTE Applied Economic & Social Research Unlocking the power of Administrative Data Yi-Ping Tseng Economic and Social Outlook Conference Tuesday, 25 July 2017 Page 1
Birth Death Child records records Protection Police Education What is ‘administrative records Schools data’? Admin NAPLAN Medicare • Collected for operational purposes Administrative data Centrelink • Provides records of: Payments services (or events, transactions, etc.) and people receiving (& providing) them Hospital Employment Homeless service service Tax records Unlocking the power of Administrative Data | Tuesday, 25 July 2017 Page 2
Usi Using ng administr administrati tive e da data f ta for or rese esear arch h Advantages Disadvantages Cheaper Requires more cleaning and clear documentation of business rules. Unlocking the of Administrative Data | Tuesday, 25 July 2017 Page 3 Page 3
Usi Using ng administr administrati tive e da data f ta for or rese esear arch h Advantages Disadvantages Cheaper Requires more cleaning and clear documentation of business rules. More accurate in terms of: Intentional misreporting may be more prevalent Timing and detail of services provided Verifiable information (eg. identity) Unlocking the of Administrative Data | Tuesday, 25 July 2017 Page 4 Page 4
Usi Using ng administr administrati tive e da data f ta for or rese esear arch h Advantages Disadvantages Cheaper Requires more cleaning and clear documentation of business rules. More accurate in terms of: Intentional misreporting may be more prevalent Timing and detail of services provided Verifiable information (eg. identity) Larger sample size (population of service users) No information for non service users More statistical power Limited information on background characteristics More scope for sub-group analysis Limited information on destination of ‘service exits’ Unlocking the of Administrative Data | Tuesday, 25 July 2017 Page 5 Page 5
Birth Death Child records records Protection Police Education records Schools Da Data ta li linka nkage ge: Admin NAPLAN The more that administrative data Medicare Administrative sets are linked, the greater the scope data Centrelink to understand: Payments • the behaviours of service users • the interaction among service Hospital systems Employment service Homeless Tax records service Unlocking the power of Administrative Data | Tuesday, 25 July 2017 Page 6
Usi Using ng administr administrati tive e da data f ta for or rese esear arch h Advantages Disadvantages Cheaper Requires more cleaning and clear documentation of business rules. More accurate in terms of: Intentional misreporting may be more prevalent Timing and detail of services provided Verifiable information (eg. identity) Larger sample size (population of service users) No information for non service users More statistical power Limited information on background characteristics More scope for sub-group analysis Limited information on destination of ‘service exits’ Continuous data collection and ease of extraction (up to date information) Unlocking the of Administrative Data | Tuesday, 25 July 2017 Page 7 Page 7
Administr Administrati tive e da data f ta for or po poli licy an y anal alysis ysis A. Policy/Program Evaluation • U sing advanced ‘quasi - experimental’ econometric techniques • Used in conjunction with experiments (Randomised Control Trials), administrative data are particularly valuable for Analysing long term impacts Tracking hard-to-reach participants Cost Benefit Analysis Process evaluation (data from delivery of intervention, eg. case notes) Unlocking the power of Administrative Data | Tuesday, 25 July 2017 Page 8 Page 8
Admin Administr istrativ tive e da data f ta for or po poli licy an y anal alys ysis is B. Identifying a need for reform • Monitoring trends, outcomes Utilise longitudinal aspect of the data E.g. What proportion are heavy users (or frequent users)? Are these proportions changing over time? Or across cohorts? • Analysing and predicting service use patterns Using advanced techniques such as “machine learning” Unlocking the power of Administrative Data | Tuesday, 25 July 2017 Page 9 Page 9
Administr Administrati tive e da data f ta for or po poli licy an y anal alysis ysis C. Use in conjunction with survey data to study behaviour • Linking administrative data to general survey data Can provide accurate service usage information Eg. take-up rates and patterns • A sampling base for specialised surveys Use administrative data to find target population and conduct surveys Eg. Journeys Home Survey uses Centrelink data ‘homeless’ flag to define target population Unlocking the power of Administrative Data | Tuesday, 25 July 2017 Page 10 Page 10
Unloc Unlocking king t the he po power er of of administr administrati tive e da data f ta for or evide videnc nce-ba base sed d po poli licy Address some limitations of administrative data • Promote data linkage Improve quality of data collection (e.g. promote its importance to front line staff; set protocols) Transform existing administrative data to suit research purposes Take research needs into account when designing future collections • Make data more accessible for policy research Unlocking the power of Administrative Data | Tuesday, 25 July 2017 Page 11 Page 11
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