1. Redesigning the LFS at Statistics Netherlands
May 17, 2018
Björn Janssen

2. Contents - Brief history - Current LFS - Improvement opportunities
- Future LFS

3. Brief history Cawi Cati Capi Paper
Labour Force ( ) Crime (85.000) Consumer Confidence (25.000) Health (17.000) Working Conditions ( ) ICT (9.200) Adult Education (7.100) Income & Living Cond. (14.000) School Leavers ( ) Social Cohesion (12.000) Opinions & Lifestyle (6.300) Housing ( ) Mobility ( ) Life Style Monitor (17.000)

4. Design current LFS - Household sample / monthly sample / not mandatory
- All household members aged 15+ should participate (proxy) Q1 Q2 Q3 Q4 Q5
Cawi
Willing = Y ?
Cati
Y ?
Cati
Y ?
Cati
Y ?
Cati
Cawi
Cati
Capi
Month t
M t+1
M t+ 2 Q1
- Sliding reference week
Discard
random
Non-response
Willing = Y ?
Cati
Capi
Willing = Y ?

5. Improvements - Increase response levels
- Compensate for decreasing quality of telephone numbers
- Cawi in waves 2 - 5
- Reduce questionnaire lenght
- Reduce influence of proxy datacollection
- Improved lay-out of questionnaire
- More even distribution of responses

6. Improvements (current distribution)

7. Future design LFS - Sample of persons (11 % increase response)
- Weekly samples cawi first wave
- Weekly cati approach cawi non-response
- Capi unchanged
- Cawi non-response discarded selectively
- Cawi in waves 2 – 5  cati follow-up
- Approach by in waves 2 – 5
- Questionnaire tailored for mobile devices
- Blaise 5.3 …. / Phoenix

8. Future design LFS (weekly samples)
Cawi
Cati
Capi
Cawi
Cawi
Cawi
Capi
Cati
Cawi
Cawi
Cawi
Cawi
Cawi
Cawi
t-1 t
t+1
t+2
t+3
t+4
t+5
t+6
Week

9. Improvements (distribution after)

10. Non-response discarded selectively
Health survey
Western: group 1 to 6
Income
High
Low
Age / Pop dens 1
2-5
0-11 5 6
12-24 2
25-64 3 4
65+
Non Western: group 7 to 9
Group Age
of 65+

11. Non-response discarded selectively
group
% r cawi
% to capi
% r capi
% r total 1 43 56 49 58 2 25 95 47 3 38 71 42 57 4 23
100 5 39 44 65 6 37 66 48 7 19 31 8 20 52 9 29
Low income
Low income
Non western
Non western

12. In conclusion - Increase in response level
- Better representation of the target population
- More even distribution of responses over time
- Shorter questionnaires with better lay-out
- Very interested in the experiences of other agencies