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Difusão biotecnológica: A adoção dos transgênicos na agricultura

Vieira Filho, José Eustáquio Ribeiro - 2014

several levels. The diffusion of planting genetically modified organisms (GMOs) has grown since 1996, notably in the United … biotechnology in Brazil. This study presents two epidemic models of technology diffusion: exponential (central source) and logistic … (contagion). The results obtained suggest that the diffusion process is best described by a logistic function. Although the study …

Persistent link: https://www.econbiz.de/10011372249

Difusão biotecnológica : a adoção dos transgênicos na agricultura

Vieira Filho, José Eustáquio Ribeiro - 2014

Persistent link: https://www.econbiz.de/10010405068

Flexibilidade entre plantio e arrendamento rural no Brasil

Pecly, Marcelo Guedes; Igrejas, Rafael - 2022

Brazil is the world's largest producer of sugarcane, product with history and importance in the Brazilian agribusiness. The State of São Paulo is responsible for 50% of Brazilian production. Harvested area is estimated at 4.25 million hectares. The metropolitan region of Ribeirão Preto, in...

Persistent link: https://www.econbiz.de/10013400229

Incentivos regulatórios para investimentos em infraestrutura: Opções reais e a metodologia de indenização de ativos

Rocha, Katia; Marques, Naielly Lopes - 2023

This study explores how the design of regulatory incentives proposed by the granting authority has the potential to impact the concessionaire's investment decisions regarding participation in the bidding process, the potential value of grants and the request for a re-bidding process or...

Persistent link: https://www.econbiz.de/10014486120

Avaliação dos condicionantes de abandono contratual e viabilidade econômica da relicitação em concessões de infraestrutura pela abordagem das opções reais

Costa, Felipe Amaral - 2023

The objective of the study is to present a model, based on the application of the Theory of Real Options (TRO), for the regulatory improvement of the methodology for calculating restitutions related to investments in reversible assets in the event of early termination of road concessions through...

Persistent link: https://www.econbiz.de/10014486122

Aplicação da análise por opções reais para o abandono contratual em concessões rodoviárias: Proposição de remédio regulatório sobre o valor da indenização por investimentos não amortizados

Costa, Felipe Amaral; Pompermayer, Fabiano Mezadre - 2024

When discussing the early termination of concession agreements, compensation for investments in reversible assets is a core issue that directly affects the parties' interests. Without fair economically compensation, in addition to representing a possible act of illicit enrichment on the public...

Persistent link: https://www.econbiz.de/10014492787

On the timing of vertical relationships

Villemeur, Etienne Billette De; Ruble, Richard; … - HAL - 2011

In a real option model, we show that the standard analysis of vertical relationships transposes directly to investment timing. Thus, when a firm undertaking a project requires an outside supplier (e.g., an equipment manufacturer) to provide it with a discrete input to serve a growing but...

Persistent link: https://www.econbiz.de/10008924937

Irreversibilidade dos investimentos e valor da opção de encerrar a extração de petróleo

Postali, Fernando Antonio Slaibe; Picchetti, Paulo - In: Pesquisa e planejamento econômico : PPE 36 (2006) 2, pp. 289-318

Persistent link: https://www.econbiz.de/10003468056

Incertezas, opções reais e a nova orientação regulatória das operadoras de telefonia fixa brasileira : o mark-up sobre o custo de capital

Bragança, Gabriel Godofredo Fiuza de; Rocha, Katia; … - 2007

Persistent link: https://www.econbiz.de/10003520113

Geração de energia eólica no Brasil : um investimento viável?

Rodrigues, Lucas Barbosa; Perobelli, Fernanda Finotti … - In: Revista brasileira de economia de empresas : … 17 (2017) 2, pp. 71-94

Persistent link: https://www.econbiz.de/10011955397