The author still clarifies that the values of use indirect right-handers and directly are related with the use of the resources and the natural services; the value of option, determined for the value that a consumer would be made use and capable to spend with the purpose to have the chance to assume itself of a natural resources. It means that the maintenance of the supply of the good is valuable to only keep the options of choice on the part of the consumer. The value of existence is not associated with the use real, or same with the use option. In this in case that, individuals can until being made use and capable to pay simply to preserve the existence of some ecosystems, and, moreover, to reveal the desire to leave the environment intocado for the future generations. A value of donation also is considered a value of existence.

The author concludes regarding the TEV, that in its opinion, inside of the theoretical concept of the TEV, all can practically be seen as a market potential, and not as a value of market for the goods and natural resources. 2.5. The INFERENCE OF the EIA/RIMA IN the ACCOUNTING OF AMBIENT COST the process of evaluation of ambient impacts was instituted as an instrument of Law 6,938/81 National Politics of Environment, and the Constitution of 1988 absorbed this concept in the express terms in its Art. 225. The CONAMA National Advice of the Environment, consultative body and deliberative of the Advice of Government of the National System of the Environment, established in its Resolutions the requirement of the elaboration of Study of Impacto Ambiental (EIA) and the respective Environmental impact report (IT RHYMES), for all the modificadoras activities of the environment. In the same way, all the enterprise with impactante activity to the environment needs the Ambient Licensing, that is divided in three distinct phases: previous license, of installation and operation, and the EIA/RIMA can be demanded in any one of these stages of the Ambient Licensing.