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Träfflista för sökning "WFRF:(Surry Yves) srt2:(2020-2024)"

Sökning: WFRF:(Surry Yves) > (2020-2024)

  • Resultat 1-7 av 7
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1.
  • Abouhatab, Assem, et al. (författare)
  • An econometric investigation of EU's import demand for fresh potato: a source differentiated analysis focusing on Egypt
  • 2024
  • Ingår i: Journal of Agribusiness in Developing and Emerging Economies. - 2044-0839 .- 2044-0847. ; 14, s. 393-411
  • Tidskriftsartikel (refereegranskat)abstract
    • Purpose A better understanding of the determinants of demand through accurate estimates of the elasticity of import demand can help policymakers and exporters improve their market access and competitiveness. This study analyzed the EU's demand for imported potato from major suppliers between 1994 and 2018, with the aim to evaluate the competitiveness of Egyptian potato. Design/methodology/approach This study adopted an import-differentiated framework to investigate demand relationships among the major potato suppliers to the EU's. To evaluate the competitiveness of Egyptian potato on the EU market, expenditure and price demand elasticities for various suppliers were calculated and compared. Findings The empirical results indicated that as income allocation of fresh potatoes increases, the investigated EU markets import more potatoes from other suppliers compared to imports from Egypt. The results show that EU importers may switch to potato imports from other suppliers as the import price of Egyptian potatoes increases, which enter the EU markets before domestically produced potatoes are harvested. Research limitations/implications Due to data unavailability, the present study relied on yearly data on quantities and prices of EU potato imports. A higher frequency of observations should allow for considering seasonal effects, and thereby providing a more transparent picture of market dynamics and demand behavior of EU countries with respect to potato import from various sources of origin. Originality/value The study used a system-wide and source differentiated approach to analyze import demand. In particular, the empirical approach allowed for comparing different demand models (AIDS, Rotterdam, NBR and CBS) to filter out the superior and most suitable model for that data because the suitability and performance of a demand model depends rather on data than on universal criteria.
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2.
  • Abu Hatab, Assem, et al. (författare)
  • An econometric investigation of EU's import demand for fresh potato : a source differentiated analysis focusing on Egypt
  • 2022
  • Ingår i: Journal of Agribusiness in Developing and Emerging Economies. - : Emerald. - 2044-0839 .- 2044-0847.
  • Tidskriftsartikel (refereegranskat)abstract
    • Purpose – A better understanding of the determinants of demand through accurate estimates of the elasticityof import demand can help policymakers and exporters improve their market access and competitiveness. This study analyzed the EU’s demand for imported potato from major suppliers between 1994 and 2018, with the aim to evaluate the competitiveness of Egyptian potato.Design/methodology/approach – This study adopted an import-differentiated framework to investigatedemand relationships among the major potato suppliers to the EU’s. To evaluate the competitiveness of Egyptian potato on the EU market, expenditure and price demand elasticities for various suppliers werecalculated and compared.Findings – The empirical results indicated that as income allocation of fresh potatoes increases, theinvestigated EU markets import more potatoes from other suppliers compared to imports from Egypt. The results show that EU importers may switch to potato imports from other suppliers as the import price ofEgyptian potatoes increases, which enter the EU markets before domestically produced potatoes are harvested.Research limitations/implications – Due to data unavailability, the present study relied on yearly data onquantities and prices of EU potato imports. A higher frequency of observations should allow for consideringseasonal effects, and thereby providing a more transparent picture of market dynamics and demand behaviorof EU countries with respect to potato import from various sources of origin.Originality/value – The study used a system-wide and source differentiated approach to analyze importdemand. In particular, the empirical approach allowed for comparing different demand models (AIDS,Rotterdam, NBR and CBS) to filter out the superior and most suitable model for that data because the suitabilityand performance of a demand model depends rather on data than on universal criteria.
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3.
  • Amuakwa-Mensah, Salome, et al. (författare)
  • Association between rural electrification and agricultural output: Evidence from Sub-Saharan Africa
  • 2022
  • Ingår i: World Development Perspectives. - : Elsevier. - 2452-2929 .- 2468-0532. ; 25
  • Tidskriftsartikel (refereegranskat)abstract
    • This paper explores the association between rural electrification and agricultural output at the macro level using panel data on 43 Sub-Saharan African countries from 1990 to 2016. We employed Fully Modified Ordinary Least Squares (FMOLS) with time trend and country fixed effect in our econometrics estimation to address the potential serial correlation. Our study investigates the following; i) the association between rural electrification and agricultural output, measured as agricultural output per GDP and agricultural output per worker, ii) whether the relationship between rural electrification and agricultural output is conditional on institutional quality of a country, and iii) whether electrification enhances the marginal effect of factor inputs. We find a positive significant association between rural electrification and agricultural output. Also, our result shows that the relationship between electrification and agricultural output is conditional on the quality of institution and factor inputs of a country. With the exception of capital, the association between the interaction term of rural electrification and factor inputs (labour and land), and agricultural output is negative. However, we find a higher positive direct relationship between labour and agricultural output per GDP, implying a higher productivity for those labour who remain in the sector. Our results are heterogenous across population size quartiles sub-samples.
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4.
  • Lozano, Julian E., et al. (författare)
  • Heterogeneous impacts of large carnivores on hunting lease prices
  • 2021
  • Ingår i: Land use policy. - : Elsevier. - 0264-8377 .- 1873-5754. ; 101
  • Tidskriftsartikel (refereegranskat)abstract
    • Notwithstanding their crucial role in ecosystem functionality, large carnivores generally entail economic costs to hunters due to competition for the same prey. This cost could potentially vary depending on carnivore density and the game hunting values at stake. We estimate a hedonic price model applying the unconditional quantile regression method in order to investigate the impact of large carnivores along the distribution of hunting lease prices in Sweden. We compare these impacts with those obtained from conditional quantile regressions, as well as from ordinary least squares estimations. Based on the unconditional quantile estimates, our results indicate that wolf, lynx and bear can exert a negatively significant effect in the middle range of the outcome distribution, while no significant impact is found in the lower quantiles. For the statistically significant quantiles, the average marginal implicit price of an additional wolf territory in the study area is around 3.35 million Swedish kronor (SEK) per year, namely 358 thousand Euros (EUR). This corresponds to an annual reduction in the mean hunting lease price per hectare by 21% in the municipality where the territory is established. Similarly, an additional lynx family group entails an average marginal implicit price of SEK 3.55 million (EUR 379 thousand) per year, and an additional brown bear individual entails an average marginal implicit price of nearly SEK 110 thousand (EUR 11.6 thousand) per year. The corresponding impact on the mean hunting lease price per hectare is a reduction by 22.4% and 0.6% for an additional lynx family group and an additional brown bear individual, respectively, in the municipality where the establishment occurs. Results can be useful for policies targeting the spatial distribution of large carnivores. © 2020 The Authors
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5.
  • Lozano, Julian, et al. (författare)
  • Spatio-Temporal Analysis of Game Harvests in Sweden
  • 2023
  • Ingår i: Environmental and Resource Economics. - : Springer. - 0924-6460 .- 1573-1502. ; 85, s. 385-408
  • Tidskriftsartikel (refereegranskat)abstract
    • The benefits and costs of wildlife are contingent on the spatial overlap of animal populations with economic and recreational human activities. By using a production function approach with dynamic spatial panel data models, we analyze the effects of human hunting and carnivore predation pressure on the value of ungulate game harvests. The results show evidence of dynamic spatial dependence in the harvests of roe deer and wild boar, but not in those of moose, which is likely explained by the presence of harvesting quotas for the latter. Results suggest the impact of lynx on roe deer harvesting values is reduced by 75% when spatial effects are taken into account. The spatial analysis confirms that policymakers’ aim to reduce wild boar populations through increased hunting has been successful, an effect that was only visible when considering spatial effects. 
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6.
  • Manevska Tasevska, Gordana, et al. (författare)
  • Exploring the regional efficiency of the Swedish agricultural sector during the CAP reforms ‒ multi-directional efficiency analysis approach
  • 2021
  • Ingår i: Land Use Policy. - : Elsevier BV. - 0264-8377 .- 1873-5754. ; 100
  • Tidskriftsartikel (refereegranskat)abstract
    • When designing structural reforms for rural areas, the regional dimension is crucial. This study implemented a multi-directional efficiency approach in a regional, rural development context with the aim of analysing the regional efficiency of agricultural resources. The efficiency patterns of each input and output were observed over three Common Agricultural Policy (CAP) periods (1998-2013). Efficiency of labour, assets and diversified output vary the most. Over the CAP periods, the efficiency gap across the counties decreases, indicating that changes in the policy help for regions cohesion. Future policies should keep compensating for generation of public goods, and creating opportunities for diversification.
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7.
  • Nsabimana, Aimable, et al. (författare)
  • Income and food Engel curves in Rwanda : A household microdata analysis
  • 2020
  • Ingår i: Agricultural and Food Economics. - : Springer. - 2193-7532. ; 8:1
  • Tidskriftsartikel (refereegranskat)abstract
    • Food insecurity and malnutrition are still major challenges for large proportions of households in Sab-Saharan Africa. The empirical literature on food demand, however, suggest mixed evidence on the roles of income and other socio-economic attributes on food demand. This study analyses the food demand amongst households in Rwanda, based on nationally representative household expenditure and demographic (EICV4, 2013/14) survey data. The results show that poor households consume food containing higher carbohydrates and starches. Further, the study finds that majority of rural households spend sparingly on micronutrients from animal products, suggesting that effective targeted food policy interventions for poor and rural households may play important role in reducing incidence of malnutrition through improving food diets.… Read more
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  • Resultat 1-7 av 7

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