Neyslukönnun - 01.10.1997, Síða 9

Contents
Preface................................................................................................. 3
1. Introduction.............................................................................................. 9
1.1. Background.......................................................................................... 9
1.2. Earlier household budget surveys.................................................................... 9
1.3. Purpose and use of household budget surveys......................................................... 9
2. Definitions of terms..................................................................................... 10
3. Sample................................................................................................... 14
3.1. Sampling method and sample size................................................................... 14
3.2. Comparison of the sample and the National Register................................................ 15
4. Data collection.......................................................................................... 16
4.1. Interviewers...................................................................................... 16
4.2. Initial interview................................................................................. 16
4.3. Household diaries................................................................................. 17
4.4. Bar-code cash receipts............................................................................ 17
4.5. Quarterly interview/quarterly questionnaire....................................................... 17
4.6. Data from public records.......................................................................... 18
4.7. Computers and software............................................................................ 18
5. Response................................................................................................. 18
5.1. Response rate..................................................................................... 18
5.2. Postponements..................................................................................... 20
6. Processing of the survey................................................................................. 21
6.1. Imputation of missing data........................................................................ 22
6.2. Comparison with other sources..................................................................... 22
6.3. Imputed rent...................................................................................... 23
6.4. Information from the Tax Register................................................................. 23
7. Weightings............................................................................................... 23
7.1. Sampling probability.............................................................................. 23
7.2. Probability of participation...................................................................... 23
7.3. Calculation of total expenditures................................................................. 24
7.4. The impact of the weightings...................................................................... 24
8. Participants............................................................................................. 24
8.1. Average size of households........................................................................ 24
8.2. Residence......................................................................................... 25
8.3. Housing........................................................................................... 26
8.4. Occupation and economic activity.................................................................. 27
8.5. Income............................................................................................ 28
9. Non-response............................................................................................. 30
9.1. Analysis of non-response.......................................................................... 30
9.2. Reasons for non-response.......................................................................... 37
10. Reliability............................................................................................. 38
10.1. Non-observational errors.......................................................................... 38
10.2. Measurement errors................................................................................ 39
11. Results................................................................................................. 40
Summaries
Summary 1 Household budget surveys 1939-1995.............................................................. 41
Summary 2 Households not eligible in the sample........................................................... 14
Summary 3 Regional distribution of households in the sample for the 1995 household budget survey and in the
National Register............................................................................... 16
Summary 4 Response rate in the 1995 household budget survey............................................... 18
Summary 5 Response rate in the 1995 household budget survey by residence.................................. 19
Summary 6 Response rate in the 1995 household budget survey by type of household.......................... 20
Summaiy 7 Average size of households in the 1995 household budget survey by type of household............. 24
Summary 8 Average size of households in the 1995 household budget survey by residence..................... 25
Summary 9 Households in the 1995 household budget survey by type of household and residence............... 25
Summary 10 Regional distribution of households in the 1995 household budget survey and in the
National Register 1 December 1995 .............................................................. 26