scholarly journals A cost–benefit analysis of acclimation to low irradiance in tropical rainforest tree seedlings: leaf life span and payback time for leaf deployment

2011 ◽  
Vol 62 (11) ◽  
pp. 3941-3955 ◽  
Author(s):  
Sabrina Coste ◽  
Jean-Christophe Roggy ◽  
Heidy Schimann ◽  
Daniel Epron ◽  
Erwin Dreyer
Agriculture ◽  
2020 ◽  
Vol 10 (9) ◽  
pp. 409
Author(s):  
Giuseppe Coppola ◽  
Michele Costantini ◽  
Luigi Orsi ◽  
Davide Facchinetti ◽  
Francesco Santoro ◽  
...  

In this study, the economic profitability of hazelnut production in central Italy using conventional and organic farming systems was evaluated using the cost–benefit analysis methodology. Viterbo’s province is the leading province in Italy in terms of quantity produced. Three indicators were calculated for both farming systems: net present value, payback time, internal rate of return. The analysis was conducted utilizing primary data collected by means of interviews and surveys with local farmers and organizations of producers. The collected production data refer to the decade 2008–2018; a global area of 100.34 ha and 76.14 ha were considered for conventional and organic cultivation, respectively. Sensitivity analysis was carried out considering different discount rates, price variability, and inflation rates. The net present value is equal to 92,800 €/ha and to 3778 €/ha, the payback time is 10.47 years and 42.94 years, while the internal rate of return is 12.2% and 1.1% for the conventional and organic production systems, respectively. The conventional production system performs significantly more remuneratively, considering that the price premium paid by the market for the organic product and the subsidies granted to organic farmers are not sufficient to balance the lower yield.


2011 ◽  
pp. 57-78
Author(s):  
I. Pilipenko

The paper analyzes shortcomings of economic impact studies based mainly on input- output models that are often employed in Russia as well as abroad. Using studies about sport events in the USA and Olympic Games that took place during the last 30 years we reveal advantages of the cost-benefit analysis approach in obtaining unbiased assessments of public investments efficiency; the step-by-step method of cost-benefit analysis is presented in the paper as well. We employ the project of Sochi-2014 Winter Olympic and Paralympic Games in Russia to evaluate its efficiency using cost-benefit analysis for five accounts (areas of impact), namely government, households, environment, economic development, and social development, and calculate the net present value of the project taking into account its possible alternatives. In conclusion we suggest several policy directions that would enhance public investment efficiency within the Sochi-2014 Olympics.


2007 ◽  
pp. 70-84 ◽  
Author(s):  
E. Demidova

This article analyzes definitions and the role of hostile takeovers at the Russian and European markets for corporate control. It develops the methodology of assessing the efficiency of anti-takeover defenses adapted to the conditions of the Russian market. The paper uses the cost-benefit analysis, where the costs and benefits of the pre-bid and post-bid defenses are compared.


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