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Weather-based instruments in the context of whole farm risk management AgEcon
Berg, Ernst; Schmitz, Bernhard.
Recent and presumable future developments tend to increase the risks associated with farming activities. These include climate risks which have always played an important role in farming. Weather based instruments can be valuable tools to reduce the risk associate with unfavourable climatic events. However, a number of factors can limit the hedging effectiveness of these tools. These factors include basis risk, the impacts of remaining price uncertainty and diversification effects. The paper addresses the influence of each of these factors. In its final part an integrated approach for a comprehensive assessment of weather derivatives and other hedging instruments is proposed that is based on the concept of portfolio optimisation.
Tipo: Conference Paper or Presentation Palavras-chave: Downside risk; Portfolio optimisation; Risk management; Risk-value models; Weather derivatives; Risk and Uncertainty.
Ano: 2007 URL: http://purl.umn.edu/9269
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Environmental Good Production in the Optimum Activities Portfolio of a Risk Averse Farmer AgEcon
Havlik, Petr; Jacquet, Florence; Boisson, Jean-Marie; Veysset, Patrick; Lherm, Michel.
An analytical framework is proposed for analysis of environmental good production by farmers in the case of price uncertainty. Environmental good production contracted by means of agri-environmental agreements is treated as a risk less option in the farmer's production activities portfolio. Efficient frontiers were generated using mathematical programming farm level models of suckler cow farms in Monts du Cantal, in France. It was demonstrated that for a DARA risk averse farmer: 1) the agreement payment level is not without impact on the farming intensity on parcels not subscribed under the corresponding argi-environmental programme, 2) a lump sum payment matters under uncertainty, 3) the overall impact of the lump sum payment on environmental good...
Tipo: Conference Paper or Presentation Palavras-chave: Uncertainty; Portfolio optimisation; Biodiversity; Agricultural policy; Mathematical programming; Agricultural and Food Policy; Resource /Energy Economics and Policy; Q12; Q18; Q28.
Ano: 2005 URL: http://purl.umn.edu/24594
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