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Registros recuperados: 5
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Non-Market Values and Optimal Marine Reserve Switching AgEcon
Yamazaki, Satoshi; Grafton, R. Quentin; Kompas, Tom.
A stochastic bio-economic model is constructed to analyse the effects of marine reserve ‘switching’ between a ‘no take’ area and a harvested area. The model accounts for both market and non-market values of the fishery. Estimated parameters from the red throat emperor fishery from the Great Barrier Reef are used. Simulations show that an optimal switching strategy is, under a range of scenarios, preferred to fixed reserve and no reserve strategies. An important outcome is that the non-market values associated with the size of the fishery substantially affect both the returns from switching and the closure time.
Tipo: Report Palavras-chave: Marine reserves; Stochastic control; Non-market values; Environmental Economics and Policy; Research Methods/ Statistical Methods; C61; Q22.
Ano: 2009 URL: http://purl.umn.edu/94825
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Does Sending Farmers Back to School Have An Impact? A Spatial Econometric Approach AgEcon
Yamazaki, Satoshi; Resosudarmo, Budy P..
Replaced with revised version of paper 02/08/07.
Tipo: Conference Paper or Presentation Palavras-chave: Agricultural economics; Spatial econometrics; Economic development; Labor and Human Capital; Q12; C59; O13.
Ano: 2006 URL: http://purl.umn.edu/25427
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Testing heterogeneous anchoring and shift effect in double-bounded models: The case of recreational fishing in Tasmania AgEcon
Jennings, Sarah; Rust, Steven; Yamazaki, Satoshi; Lyle, Jeremy.
This paper explores the extent and nature of anchoring and shift effects in a double-bounded contingent valuation of recreational fishing in Tasmania’s inshore saltwater fishery. In particular we model the situation where respondents, when answering the second valuation question, evaluate the bid amount partly with reference to the size of the first bid amount. The estimates of the coefficients and mean WTP for a day of fishing are compared across different contingent valuation models, including a single-bounded model, a conventional double-bounded model and models that control anchoring and exogenous shift effects in both homogeneous and heterogeneous forms. Overall we find consistent evidence of anchoring, but mixed evidence of a shift effect. Results...
Tipo: Conference Paper or Presentation Palavras-chave: Contingent valuation; Anchoring bias; Shift effect; Heterogeneity; Recreational fishing; Environmental Economics and Policy; C35; Q26.
Ano: 2010 URL: http://purl.umn.edu/59265
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Marine Reserves Switching under Uncertainty AgEcon
Yamazaki, Satoshi.
This paper analyses a fisheries management strategy, marine reserves switching, in which a non-fishing area is created, removed, or rotated from one site to another according to economic criteria through time. Using a dynamic optimisation framework under uncertainty, with the different fish dispersal processes, the optimal switching strategy and density distributions of the biomass, harvest, and net profit are simulated and compared under different management scenarios. This study will provide a decision and modelling framework for the design of marine reserves to achieve desired management goals.
Tipo: Conference Paper or Presentation Palavras-chave: Bioeconomic model; Fisheries management; Marine reserves; Uncertainty; Resource /Energy Economics and Policy; Risk and Uncertainty; Q22.
Ano: 2008 URL: http://purl.umn.edu/6003
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Testing heterogeneous anchoring and shift effect in double-bounded models: The case of recreational fishing in Tasmania AgEcon
Jennings, Sarah; Yamazaki, Satoshi; Lyle, Jeremy.
This paper explores the extent and nature of anchoring and shift effects in a double-bounded contingent valuation of recreational fishing in Tasmania’s inshore saltwater fishery. In particular we model the situation where respondents, when answering the second valuation question, evaluate the bid amount partly with reference to the size of the first bid amount. The estimates of the coefficients and mean WTP for a day of fishing are compared across different contingent valuation models, including a single-bounded model, a conventional double-bounded model and models that control anchoring and exogenous shift effects in both homogeneous and heterogeneous forms. Overall we find consistent evidence of anchoring, but mixed evidence of a shift effect. Results...
Tipo: Conference Paper or Presentation Palavras-chave: Contingent valuation; Anchoring bias; Shift effect; Heterogeneity; Recreational fishing; Environmental Economics and Policy; C35; Q26.
Ano: 2010 URL: http://purl.umn.edu/59089
Registros recuperados: 5
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