4.1. Definition of the decision problem
The decision problem of interest is summarized in Table 1. The only possible action available to the decision maker concerns the amount of hectares of new concessions to be granted to clam farmers. The solution is constrained in the interval [1300, 1450] ha, where 1300 ha corresponds to the current allocated area, while 1450 ha is the maximum extension the administrators estimate as feasible. Three indicators are considered for assessing the performance of the evaluated control options: