Social Accounting Matrices (SAMs) and Socio-Demographic Matrices (SDMs) are presented as tools that offer specific features for studying the activity of countries in several different areas, as well as for supporting policy decision processes. Based on methodological principles derived mainly...

A SAM (Social Accounting Matrix) approach can be an important aid for the modelling of economic policy and a valuable support in the decision-making process, since it provides a description of the measurable part of a society’s activity. Richard Stone made the first and most fundamental...

In looking for empirical evidence about the activity of countries, a proposal is made for studying (measuring and modelling) the activity of countries through the use of Social Accounting Matrices (SAMs) and Socio-Demographic Matrices (SDMs). SAMs and SDMs are presented as tools that have...

Aggregated Social Accounting Matrices (SAMs) will be constructed for the Portuguese economy from 1995 to 2000, based on the country’s national accounts statistics. The economic flows associated with households, enterprises, government and other institutions will be analysed, as well as their...

This paper will discuss the importance of the SAM (Social Accounting Matrix) as a consistent and flexible database for economic modelling to be used for the purpose of ensuring a better policy analysis. It will be shown how the SAM represents the circular flow of income and how it can support...

Policy analysis and policy making are parts of the policy decision process for which working tools are needed. A Social Accounting Matrix (SAM) consistent with the national accounts is presented at the level of a country, as a possible working tool intended to support that process. Such a...

Knowledge of the quantifiable side of a market economy greatly depends on the form of macro-economic modelling that is used. This, in turn, should have an underlying database. Such a database should include the interrelated subsystems that exist within that economy and, at the same time, it...