Title: Statistics%20Portugal
1SIGUA-BR
System for co-ordination of frame populations and
samples from the Business Register
- Statistics Portugal
- Department of Methodology and System Information
- Information Infrastructure Unit
- Isabel Farinha and Jorge Magalhães
21th Meeting of the Wiesbaden Group on Business
Registers International Roundtable on Business
Survey Frames 24-27 November 2008 ? OECD,
Paris ? France
2Objectives
Implementing the management system of frame
population and samples (SIGUA) Introduce new
methods of sampling and statistical inference
3Introduction
The System (SIGUA) for co-ordination of frame
populations and samples from the Business
Register (BR) Management focused on Sample
Statistics survey (OES) recorded in the
system metadata (SMI) of INE
4BR
Year_N December
Enterprises
Local Units
Structural
Structural
Short-terms
Short-terms
5Structural
Sampling frame
Sampling frame
Short-term
Sample 1
Sample 1
Sampling frame
Sampling frame
Sample n
Sample 1
Sample n
Sample 1
Sample n
Sample n
6Functionalities
7- Unique enterprise
- Unique sample survey
Data Collection System
Proposal rejected
SIGUA
Proposal accepted
Proposal rejected
Proposal accepted
8Advantages
To have centralized management of all updates
already made in the different samples and BR
To have a common frame population to all the
structural surveys and another one to all the
short-term surveys To allow the
implementation of a system to coordinate drawing
of samples
9Advantages
All the users through a called window Window
Sample the users will be able to consider
shares of update to the sample To allow that all
the surveys where the enterprise is integrant
part, are informed of the updates that occurs, as
a result of a proposal To allow the reduction
of the burden statistics
10SCI in Global System of Surveys
SMI
SCI
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13Thank you for your attention