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A model of farmer decision making is developed to determine the extent to which uncertainties about soil fertility and weather affect the value of site-specific technologies (SSTs) using jointly estimated risk and technology parameters. Uncertainty can lead risk-averse farmers to apply more fertilizers and generate more pollution than in the certainty case. Ignoring uncertainty and risk aversion would overestimate the economic and environmental benefits of SSTs and underestimate the subsidy required to induce adoption. Accounting for uncertainties and risk preferences might explain the low observed adoption rates of SSTs. Improving the accuracy of SSTs would increase the incentives for adoption.  相似文献   
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ABSTRACT

Based on research conducted in Konya, Istanbul, Afyon, Izmir, Manisa, and Denizli, Turkey, in 2004–9, this contribution documents how gendered individual religious practices are conjoined to transnational business competition, changing labor conditions, and broader projects of economic transformation. The study focuses on the carpet-weaving and textile industries and civil society organizations in Turkey, investigating the ways in which charitable giving, pious practice, and local labor conditions create uniquely complex ways in which socioeconomic policies, processes, and commitments affect gendered lives. What is witnessed in weaving neighborhoods, civil society organizations, and the transnational linkages of production–consumption is neither a wholesale translation of Weberian capitalism nor a strict implementation of Islamic texts and practices. It is a unique Turkish assemblage of faith, religious practice, charitable giving, and flexibility of labor. This contribution calls for feminist researchers to empirically examine “pious economies” – that is, the linkages between pious practice and economic behavior.  相似文献   
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The 1990s were tumultuous times for the US Real Estate Investment Trusts (REITs) industry. Significant structural changes occurred during the decade, especially after the 1993 Revenue Reconciliation Act, which tremendously boosted the flow of funds into the system by allowing the participation of institutional investors in REITs. As a result, the industry experienced remarkable asset growth during the decade, with a large number of initial public offerings and substantial increases in market capitalization. Employing the Data Envelopment Analysis-type Malmquist index approach, this paper explores the impact of such environmental changes on productivity growth, efficiency change, and technological progress of REITs. Our results indicate that while efficiency of the REITs significantly increased, their average productivity declined and technology regressed during this decade. It appears that the typical REIT has failed to improve technically, but exerted substantial effort to catch up with the best practice ones relying mainly on aggressive growth strategies. However, our empirical results indicate that they might have overextended themselves as most began to suffer from diseconomies of scale.
Ihsan IsikEmail:
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This article examines associations between home care workers' health, and non-standard hours and insecurity. Health refers to symptoms of stress and musculoskeletal disorders (MSDs), non-standard hours refer to part-time and casual hours, and insecurity refers to job and employability insecurity. Data come from our 2002 survey of 532 home care workers (nurses, therapists and personal support workers) in a medium-sized city in Ontario, Canada. Path analysis regression results for the conceptual model show that (1) part-time and casual hours and job insecurity are positively and significantly associated with symptoms of stress, (2) the associations between part-time and casual hours and MSDs are mediated by symptoms of stress, and (3) job and employability insecurity are directly associated with MSDs. Results provide evidence that non-standard hours and insecurity must be addressed in order to improve home care workers' health. We show the detrimental effects of non-standard hours and insecurity on workers' health, and the results have implications for employers, human resource managers, trade unionists and government policy-makers.  相似文献   
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We investigate the impacts of multilateral removal of all border taxes and farm programs and their distortions on developing economies, using a world agriculture partial equilibrium model. We quantify changes in prices, trade flows, and production locations. Border measures and farm programs both affect world trade, but trade barriers have the largest impact. Following removal, trade expansion is substantial for most commodities, especially dairy, meats, and vegetable oils. Net agricultural and food exporters emerge with expanded exports; net importing countries with limited distortions before liberalization are penalized by higher world prices and reduced imports. We draw implications for current World Trade Organization negotiations.  相似文献   
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Various environmental policies have been proposed to control agricultural runoff of nutrients and pesticides. The impacts of these policies on input use are complicated because of the various sources of uncertainty farmers face and the precise nature of farmers' risk attitude. A risk–averse farmer's response to changed profit , input , and output taxes under output price and production uncertainty is examined. The impact of these policies on input use depends on the form of production uncertainty, risk–input relationships, risk attitudes, and degrees of output price and production uncertainty. These results have implications for the design and implementation of environmental and other production–related policies.  相似文献   
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Many investment decisions of agribusiness firms, such as when to invest in an emerging market or whether to expand the capacity of the firm, involve irreversible investment and uncertainty about demand, cost or competition. This paper uses an option‐value model to examine the factors affecting an agribusiness firm's decision whether and how much to invest in an emerging market under demand uncertainty. Demand uncertainty and irreversibility of investment make investment less desirable than the net present value (NPV) rule indicates. The inactive firm is more reluctant to enter the market when it takes into account demand uncertainty because it preserves the opportunity of making a better investment later. The active firm is more reluctant to abandon the investment because there is an option value of keeping the operation alive. There is a greater distance between the entry and exit thresholds under the option‐value approach than under the NPV rule due to demand uncertainty. The results have implications for agribusiness decision‐making.  相似文献   
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