scholarly journals Inversion-Free Leontief Inverse: Statistical Regularities in Input-Output Analysis From Partial Information

2020 ◽  
Author(s):  
Silvia Bartolucci ◽  
Fabio Caccioli ◽  
Francesco Caravelli ◽  
Pierpaolo Vivo
2020 ◽  
Vol 30 (2) ◽  
pp. 761
Author(s):  
José Antonio Camacho-Ballesta ◽  
Yulia Melikhova

This work aims to analyze the tertiarisation process of two neighbouring countries, Spain and Portugal, during the period 1995-2005. In this regard we pretend to find out if there are differences between the two productive systems as for the use of tertiary inputs or it is possible to talk about the “Iberian productive system.” It is also analyzed if different activities employ the same amount of tertiary inputs within their productive processes. These findings could be a key to explain the tertiarisation processes in both countries. The methodology that enables to quantify the level  of tertiarisation of economies is based on the input-output analysis. The impact of services on user activities is appreciated by means of a series of effects that can be obtained through the technical coefficients and the Leontief inverse matrix.


1980 ◽  
Vol 19 (3) ◽  
pp. 247-249
Author(s):  
A. R. Kemal

Input -output analysis is being widely used in developing countries for planning purposes. For a given level of final demand, input-output analysis allows us to project the required level of gross output to ensure consistency of plan. These projections are made on the assumption that the existing production structure is optimal and it implies that an increase in demand will be met through the expansion of domestic output even when it can be satisfied through an increase in imports. On the other hand, according to the semi-input-output method, we do not have to increase the output of international sectors in order to meet the increase in demand because the level and composition of these activities should be determined by comparative- cost considerations. These are the only national sectors in which output must increase in order to avoid shortage. The semi-input -output method has been such a useful and important contribution, yet, regrettably, its influence on the planning models had been rather limited.


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