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behave as if they maximize their net biomass subject to constraints which express the organisms' risk of being preyed upon … during predation. Like consumers, organisms face a 'budget constraint' requiring their expenditure on prey biomass not to … exceed their revenue from supplying own biomass. Short-run ecosystem equilibria are defined and derived. The net biomass …
Persistent link: https://www.econbiz.de/10010315720
During recent years increased attention has been given to second-generation wood-based bioenergy. The carbon stored in the forest is highest when there is little or no harvest from the forest. Increasing the harvest from a forest, in order to produce more bioenergy, may thus conflict with the...
Persistent link: https://www.econbiz.de/10010352424
If bioenergy has a less negative impact on the climate than fossil energy, it may be optimal to have a significant increase in the use of bioenergy over time. Due to the difference in the way the climate is affected by the two types of energy, the future time path of the use of bioenergy may be...
Persistent link: https://www.econbiz.de/10011872028
Recent research documents mounting evidence for sizable and persistent biases in individual labor market expectations. This paper incorporates subjective expectations into a general equilibrium labor market model and studies the implications of biased expectations for wage bargaining, vacancy...
Persistent link: https://www.econbiz.de/10014290251
strong, positive impact of policy and globalization on cross-border patent flows, especially from North to South. A …
Persistent link: https://www.econbiz.de/10014469518
The US decision not to ratify the Kyoto Protocol and the recent outcomes of the Bonn and Marrakech Conferences of the Parties drastically reduces the effectiveness of the Kyoto Protocol in controlling GHG emissions. The reason is not only the reduced emission abatement in the US, but also the...
Persistent link: https://www.econbiz.de/10010315407
Research about the circular economy is dominated by engineers, architects, and social scientists in fields other than economics. The concepts they study can be useful in economic models of policies – to reduce virgin materials extraction, to encourage green design, and to make better use of...
Persistent link: https://www.econbiz.de/10014574292
We develop a method to measure the incidence of monopolistic markup distortions in the global economy. Using semi-parametric formulas, we measure how trade modifies the deadweight loss of markups through two channels: (1) trade-induced change in markup dispersion, and (2) international...
Persistent link: https://www.econbiz.de/10015047228
We document key features of the deepening economic relationship between Brazil and China. This is evident from sharply increased bilateral trade and foreign direct investment flows and also from enhanced cohesion of negotiating positions in international fora. Data presented show bilateral trade...
Persistent link: https://www.econbiz.de/10010274919
’ skill in R&D activities and intensity of inputs. Inclusive immigration policy requires inter-sectoral diffusion of ideas … the USA confirms the conjectures, and the empirical results substantiates our policy-guided hypothesis that skilled …
Persistent link: https://www.econbiz.de/10012140995