BGD_2002_CLS_v01_M
National Child Labor Force Survey 2002-2003
Name | Country code |
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Bangladesh | BGD |
Child Labor Survey [hh/cls]
The 2002-2003 National Child Labor Force Survey is a second stand alone survey conducted in Bangladesh by BBS, the first one was undertaken also by BBS in 1995-96.
Bangladesh Bureau of Statistics (BBS) has conducted the National Child Labour Survey (NCLS) in 2002-03. NCLS 2002-2003 covered the entire country and was undertaken to provide reliable estimates of economically active children aged 5-17 years and child labour at national, urban and rural levels, as well as of children engaged in non-economic activities. The sample size and the coverage of the survey as such that it could furnish reliable key estimates by some administrative units such as divisions and regions/former districts. The survey has been designed to obtain estimates on a number of variables or parameters, particularly in relation to economic and non-economic activities of the children in age group 5-14 under usual circumstances and 15-17 in the case of worst forms of child labour (WFCL).
Objectives of the survey
The main objective of the survey is to collect comprehensive data on working children aged 5 to 17 years. To achieve the objective, the survey instrument (questionnaire) has been designed as such to identify all activities of the children, economic or non-economic and these are broadly classified as –
· attending school only (no other activity);
· attending school and also engaged in economic activity;
· attending school and also engaged in non-economic activity;
· engaged in economic activity only;
· engaged in non-economic activity only;
· engaged both in economic and non-economic activities;
· other children (sick, disabled or reported as idle);
· not attending school and
· not attending school and also not engaged in any economic and/or noneconomic activities.
The specific objectives of the survey are the following:
i) to estimate the number (national, rural, urban etc) of working children and child labour by age, gender, education and residence, etc;
ii) to estimate the number of working children by occupation, industry, status in employment etc. at 1- 4 digit Bangladesh Standard Occupation Classification (BSOC) and Bangladesh Standard Industrial Classification (BSIC) level respectively,in the line of the International Standard Industrial Classification of all economic activities (ISIC-Rev 3) and the International Standard Classification of Occupations (ISCO, 1988);
iii) to assess the demographic and socio-economic characteristics of the families of working children;
iv) to assess the social characteristics and working environment etc. of children;
v) to assess average earnings/wages, remuneration, hours of work etc;
vi) to assess occupational risk and health hazards, injuries, diseases and extent of disability etc.
vii) to assess the extent of exploitation of working children in terms of hours of work and wages earned
Sample survey data [ssd]
The 2002-2003 National Child Labor Force Survey includes the following topics:
HOUSEHOLD
LABOR FORCE CHARACTERISTICS
National
Name |
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Bangladesh Bureau of Statistics (BBS) |
Sampling Design
The NCLS was undertaken using Integrated Multipurpose Sample (IMPS) design The IMPS design is constructed on the basis of the Bangladesh population census 2001. It consists of 1,000 primary sampling units (PSUs) or enumeration blocks (EBs). Out of the total sample PSUs/EBs, 642 PSUs are selected from rural areas, 80 PSUs from statistical metropolitan areas (SMAs) and 278 PSUs from other urban areas or municipalities. In the rural areas, the PSU/EB is defined as a mouza, or the PSU/EB is a part of a mouza, or the combination of neighbouring mouzas; while in the urban areas, the PSu/EB is a mahalla, or a part a part of a mahalla, with an average number of 200 households per PSU. An enumeration block or PSU is constructed on the basis of contiguous census EAs (Enumeration Area) such that each EB/PSU is comprised of 180-220 households. There are 2 stages of stratification. At first 6 administrative divisions (The administrative setup of Bangladesh according to hierachy are as follows:- Division, district/zila, Thana/Upazila or Subdistrict, Union/ward and Village/mahalla. Division comprises of number of district/zila, district/zila consists of number of thana/upazila and Union consists of number of Villages. Mouza is a lowest unit for land revenue purpose. Bangladesh is now comprises of 6 divisions. In rural areas, the lowest unit is called village and in a urban areas it is called as mahalla) are treated as super strata and within these super strata there is a second stage of stratification comprising (i) rural areas, (ii) statistical metropolitan areas (SMAs) and municipalities. The SMAs and municipalities constitute urban area or urban stratum. The IMPS design consist of 16 strata which are :
i) six rural strata for 6 divisions;
ii) six urban strata for 6 divisions; and
iii) four SMA strata for 4 metropolitan cities.
Sampling Scheme
The sampling scheme is PPS with proportional allocation within 16 strata at three stages with one unit selected at each stage. Three different stages are considered to select PSUs/EBs for each strata. Out of these three stages, two stages are dummy stages such that the selection of PSUs are essentially drawn by a single stage cluster sampling procedure. These stages are :
i) Thanas are selected at first stage,
(ii) Unions/Wards are selected at second stage and
(iii) mouza/mahalla are selected at third stage. Then PSU/EBs are determined from the selected mouza by dividing the mouza or by combining a neighboring mouza with the selected mouza so as to make the size of the PSU/EB of around 200 households.
Note: See detailed sampling design in survey report which is presented in this documentation
Start | End |
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2002 | 2002 |
Training of Survey Personnel
For proper conduct of an important nationwide survey of this type, intensive training programmes were arranged for survey personnel (master trainers, supervisors and enumerators) in regard to NCLS 2002-03. Training was imparted at two stages. At the first stage, Deputy Directors, Statistical Officers of Dhaka head office and all Regional Statistical Officers (RSOs) who worked as a master trainers as well as survey coordinators of the districts and regions were given two days training at Dhaka. At the second stage, the master trainers imparted training to the supervisors and enumerators (BBS field staff and local educated youths) at the district headquarters. On the first day, classroom training was devoted to the questionnaire, use of maps and data collection procedures. On the second day, it dealt with the methodologies of filling of questionnaire and data collection through field visit followed by discussion and evaluation of field work. A verbatim type of training manual was prepared and issued to all of them so that they can consult it for any problem faced during field activities.
Data Collection and Supervision of Fieldwork
The survey was conducted in 1,000 PSUs/EBs spread all over the country. The EB maps, house listing forms and computer sample selection sheets were supplied to enumerators and supervisors for survey work. An enumerator's kit-bag was provided to each and every enumerator and supervisor which contained all survey logistics (questionnaires, interviewer’s manual, maps, sample list, pencil, pen, eraser, cutters etc.).
The period of field enumeration was spread over October-November, 2002 and about 7 days were fixed for data collection from the sample households of the selected PSUs. The Deputy Director, Statistical Officers/Regional Statistical officers and Upazilla Statistical officers were involved in the supervision of field work at different levels.
Preliminary checking of entries in the filled-in questionnaires were done by the supervisors and enumerators at field level. Thorough manual editing was carried out by the trained editors under the strict supervision of the officers in Dhaka headquarter. Coding of occupation and industry was done as per Bangladesh Standard Occupation Classification (BSOC) and Bangladesh Standard Industrial Classification (BSIC) at 3 and 4 digit level respectively. Other items, such as, geo-codes and open-ended answers, were also coded in accordance with their respective code lists.
The edited and coded questionnaires were sent to Computer Wing, BBS for data processing. Computer edit was done to check internal consistency, omissions and errors. The statistical tables were produced in micro computer environment of the BBS. Each individual record was tallied and expanded using sample weights to obtain national estimate. The weights were calculated on the basis of the estimated population as on January 1, 2003.
Estimate of standard errors and confidence interval information is available in Table 3 of the final report which is presented in this documentation.
Affiliation | URL | |
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Bangladesh Bureau of Statistics | dg@bbs.gov.bd | www.bbs.gov.bd |
DDI_WB_BGD_2002_CLS_v01_M
Name | Role |
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World Bank, Development Economics Data Group | Generation of DDI documentation |
2011-05-31
Version 1.0: (May 2011)