1. Challenges in designing mixed mode in business surveys Dr Mojca Noc Razinger, Statistical Office of the Republic of Slovenia

2. Content Background –Data Collection –Job Vacancy Survey (JVS) Pilot survey 2014 Regular survey 2015

3. Background of Data Collection Mail mode with self-completion paper questionnaire 2013 introduced WEB Combination of modes Changing communication with enterprises Establishment of the Contact Centre

4. Job Vacancy Statistics (JVS) Regulation of European Parliament EC No. 453/2008 Mandatory reporting from 1 January 2010 Until 2013 data collected by the Employment Service of Slovenia (ESS) as administrative source

5. Search for data Change in administrative source, April 2013 Act Amending the Labour Market Regulation Act changed reporting to ESS into voluntary (obligatory only for the public sector) Modelling Matching Demetra+ Join with existing survey Checked similar surveys in SURS New survey 8,500 enterprises 30% CV Pilot survey 2014 Regular survey 2015

6. Questionnaire for pilot survey WEB Basic questions CATI Basic questions Information: number of employed persons Other q.: eligibility and not opting for WEB Routing

7. Sample for pilot survey (n=630) Sampling frame 62,842 enterprises Selected 1% of units NACE from B to S Nr. of employees >0

8. WEB registration in pilot survey 19% really used

9. Milestones for pilot survey

10. Responses for pilot survey

11. Regular survey in 2015 Obligatory ! Prolonged data collection time Improved comprehensibility of the questionnaire Reference points 1 st quarter on Friday, 27 February 2015  RESULTS 2 nd quarter on Friday, 29 May 2015 3 rd quarter on Monday, 31 August 2015 etc.

12. Sample for regular survey in 2015 ¾ of the 193,000 enterprises in the Business Register are micro enterprises Selected 8,500 enterprises 30% coefficient of variation within individual business areas NACE from B to S Nr. of employees >0

13. Milestones regular survey 2015

14. Responses in regular survey

15. Response by modes Pilot survey 2014Regular survey 2015

16. Final response Pilot survey 2014Regular survey 2015

17. Thank you for your attention.