55 th Annual AARES National Conference Melbourne, Victoria February 2011 Lap Tran 1 , Steven Schilizzi 2 , Morteza Chalak 3 and Ross Kingwell 4 Managing multiple-use resources: optimizing reservoir water use for irrigation and fisheries Keywords: Multiple-use resources, reservoir water management, optimization, irrigation, fisheries, and stochastic Topics: Production economics 1 Lap TRAN, corresponding author (email: trand03@student.uwa.edu.au or tdlap@hcmuaf.edu.vn ), School of Agricultural and Resource Economics, The University of Western Australia, 35 Stirling Highway, Crawley, Western Australia 6009, Australia; and Economic Faculty, Nong Lam University, Thu Duc District, Ho Chi Minh City, Vietnam. The author would like to acknowledge the provision of funding from the Australian Centre for International Agricultural Research (ACIAR) for his PhD project. 2 Steven Schilizzi, (email: steven.schillizi@uwa.edu.au ), School of Agricultural and Resource Economics, The University of Western Australia, 35 Stirling Highway, Crawley, Western Australia 6009, Australia. 3 Morteza Chalak (email: morteza.chalak@uwa.edu.au ), Centre for Environmental Economics and Policy, School of Agricultural and Resource Economics, The University of Western Australia, 35 Stirling Highway, Crawley, Western Australia 6009, Australia 4 Ross Kingwell (email: rkingwell@agric.wa.gov.au ), School of Agricultural and Resource Economics, The University of Western Australia, 35 Stirling Highway, Crawley, Western Australia 6009, Australia; and Department of Agriculture & Food, Western Australia.