The use of production-function analysis in forest management: eucalypts in Brazil, a case study

1982 ◽  
Vol 12 (2) ◽  
pp. 452-458 ◽  
Author(s):  
J. C. Nautiyal ◽  
L. Couto

Production-function analysis is applied to data from a spacing research carried out for a hybrid of Eucalyptusurophylla S.T. Blake in Brazil. A logarithmic –reciprocal equation is chosen as the best fitting production function for the present data, and its elasticities of production, elasticity of scale, and elasticity of substitution are computed. Given the production function, the set of input quantities which maximize the present net worth of an infinite number of forest cycles for a range of discount rates is presented.


Think India ◽  
2018 ◽  
Vol 21 (3) ◽  
pp. 13-18
Author(s):  
Abhijit Ranjan Das ◽  
Subhadeep Mukherjee

Corporate Social Responsibility (CSR) is not a very new concept, it is an old concept. Earlier, in India it was optional to the company that they may contribute voluntarily towards CSR but after the Companies Act 2013, it was formally introduced in the business environment and was made mandatory for those companies whose net worth and profit cross a threshold limit. They should contribute 2% of the average net profit of just preceding three years profit. This paper primarily focuses on CSR practices of some selected public sector petroleum companies in India. The study has been conducted based on the Annual Reports of seven selected public sector companies. Five years of data on CSR spending from 2009–10 to 2014–15 were examined. Moreover, the pattern of expenses was also examined. Since petroleum companies are giants of the India economy and contribute significantly towards the Gross Domestic Product (GDP) of our country. Thus it is necessary to look into how these companies are contributing towards CSR. An attempt has been made to examine the early impact of Section 135 of the Companies Act.





Agrekon ◽  
2006 ◽  
Vol 45 (2) ◽  
pp. 225-242 ◽  
Author(s):  
W K Ghebremariam ◽  
G F Ortmann ◽  
I V Nsahlai


Forests ◽  
2021 ◽  
Vol 12 (2) ◽  
pp. 245
Author(s):  
Nguyen Dang Cuong ◽  
Köhl Michael ◽  
Mues Volker

Forest landscape restoration is a widely accepted approach to sustainable forest management. In addition to revitalizing degraded sites, forest landscape restoration can increase the supply of sustainable timber and thereby reduce logging in natural forests. The current study presents a spatial land use optimization model and utilizes a linear programming algorithm that integrates timber production and timber processing chains to meet timber demand trade-offs and timber supply. The objective is to maximize yield and profit from forest plantations under volatile timber demands. The model was parameterized for a case study in Thai Nguyen Province, Vietnam, where most forest plantations grow Acacia mangium (A. mangium). Data were obtained from field surveys on tree growth, as well as from questionnaires to collect social-economic information and determine the timber demand of local wood processing mills. The integration of land use and wood utilization approaches reduces the amount of land needed to maintain a sustainable timber supply and simultaneously leads to higher yields and profits from forest plantations. This forest management solution combines economic and timber yield aspects and promotes measures focused on economic sustainability and land resource efficiency.



2015 ◽  
Vol 34 (4) ◽  
pp. 380-405 ◽  
Author(s):  
Musingo T. E. Mbuvi ◽  
Josephine K. Musyoki ◽  
Paul O. Ongugo


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