%0 Journal Article %T Valoraci¨®n econ¨®mica del uso recreativo del parque Ronda del Sin¨², en Monter¨ªa, Colombia %A Sep¨²lveda Vargas %A Rub¨¦n Dar¨ªo %J Semestre Econ¨®mico %D 2008 %I Universidad de Medell¨ªn, Sello Editorial %X this research is intended to verify validity of the contingent valuation theory for ex post projects, using information provided by "ronda del sin¨²" park users in monteria city, colombia. an econometric, descriptive statistical analysis is carried out, which generates a trend to pay cop$6,100 a month by each user. it has been concluded that the contingent valuation method is a good instrument for evaluating the impact of environmental public policies. %K contingent valuation %K economic valuation methods %K externalities %K enviromental economic valuation %K methods survey. %U http://www.scielo.org.co/scielo.php?script=sci_abstract&pid=S0120-63462008000200004&lng=en&nrm=iso&tlng=en