Medias and Consultants give importance to the fraud question: is it due to significant change in this matters, and new professional technologies, and new academic analysis?

The conservation or sustainable use of biological diversity presents special challenges for policy-makers because of its complex nature and the difficulties associated with identifying the underlying causes that lead to biodiversity loss. As such, it is often necessary that a range of incentive...

This paper evaluates the predictability of WTI light sweet crude oil futures by using the variance risk premium, i.e. the difference between model-free measures of implied and realized volatilities. Additional regressors known for their ability to explain crude oil futures prices are also...

This paper uses the E-simulate model of electricity generation to estimate how much the stacking order of different technologies changes when a carbon price is introduced. Different coal and gas price scenarios are explored, and some sensitivity analysis is made of the relative market share of...

This paper studies foundational issues in securities markets models with fixed costs of trading, i.e. transactions costs that are bounded regardless of the transaction size, such as fixed brokerage fees, investment taxes, operational, and processing costs or opportunity costs. We show that the...

The issue of the links or underlying mechanisms between IT (Information technology) and the firm performance remains unclear. Empirical research has obtained mitigated results.The Resource-based View seems more particularly adapted for explaining the heterogeneity of firm results.Powell and...