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Primary Agriculture
by Tam

However, Oak & Kaniski (2000) understands that from dcadade 1950 another sector, the Quaternary, on emerges to the information and acomunicao (to see Table 2). However, these sucessivossetores of the economy predominant for one had been determined time, perdendoparte of its importance from the innovations of science and the technique. Primary Osetor already was predominant, using most of the one hand-of-obraocupada, answering for the production of most of the wealth, however, evoluoda science and of the technique it makes to emerge a new way to produce established naproduo in series and mass, through the use of machines and tools. It is aemergncia of the secondary one, that it gains importance predominating for some tempocomo hegemonic model, bringing in its bulge, the specialization detrabalhadores, the discovery in new ways to produce energy, etc. Thus, such model, by acting tambmcomo man power economizer, is suppressed by a new nocomrcio established paradigm and in the sector of services, the tertiary one. Now the activities of maiorrelevncia make to enormously grow the number of products, merchandises and pessoascirculando.

When the tertiary one if becomes unsatisfactory due to the datcnica advance fed by science, deep changes happen making emergirum new based tecno-economic paradigm in information, that is, in the generation deservios and the production and transmission of the information. Table 2 – The sectors of the economy and asprincipais economic activities. Main sectors of the economy economic activities Primary Agriculture, cattle and extrativismo (on activities mainly to the agricultural way). Secondary It includes the activities industrial Tertiary Includes on activities to the commerce and the rendering of services Quaternary on Activities to the information and the communication Source: elaborated from dadoscoletados in Vesentini & Vlach (2002) and Oak & Kaniski (2000). 3.1. on activities to the setorprimrio In the agreement of Vesentini & Vlach (2002), the older economic activities are the extrativas: the hunting, fishes it and the collection of fruits in the bushes.



December 10th


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