We instillate rational cognition and learning in seemingly riskless choices and judgments. Preferences and possibilities are given in a stochastic sense and based on revisable expectations. the theory predicts experimental preference reversals and passes a sharp econometric test of the…

This paper offers an explanation of rationally contracts where incompeteness refers to unforeseen contingencies. Agents enter a relationship with two-sided moral hazard in which a commitment to discard parts of the joint resources may be ex ante efficient.

In addition to the efforts undertaken by research institutions to generate new knowledge and technologies, it is also necessary to promote the results of this research. Specifically, there is a need for an information system that aggregates, organizes and systematizes…

Fatores climáticos, como as altas temperaturas ambientais no semiárido do Nordeste, podem influenciar a atividade reprodutiva do macho caprino. Sabe-se que nessa espécie, a sazonalidade reprodutiva é uma característica importante na limitação da produtividade. Dentre as raças caprinas, a Moxotó…

O conhecimento é um dos mais importantes recursos de uma organização, possibilitando ações inteligentes. O processo de gestão do conhecimento abrange toda a forma de gerar, armazenar, distribuir e utilizar o conhecimento, tornando necessária a utilização de tecnologias de informação…

Se establece una diferencia entre las características substantivas de la universidad y sus atributos autonómico y democrático, en el entendido de que la institución es primero "universidad", con sus actividades de docencia, investigación y extensión, y sólo luego, autónoma y…

The paper investigates the pricing of derivative securities with calendar-time maturities.

The bivalve Limnoperna fortunei (Dunker, 1857), also called golden mussel, is native to Asia but becoming dispersed around the world. The golden mussel resembles the invasive dreissenid bivalves in many respects, and although much less studied it evidently has broader…

In the presence of moral hazard, received agency theory predicts the Marshallian inefficiency of agricultural tenancy contracts, meaning that inputs per hectare on sharecropped land will differ from that on owned land. in this paper, we test for the presence…

A sustainable energy supply is arguably one of the most pressing problems facing
society today, so there is a huge demand for clean energy technologies. Photocatalytic
water splitting, the disassociation of water into H2 and O2 in the presence of…