The control of pests by their natural enemies represents an important ecosystem service that maintains the stability of agroecosystems and has the potential to mitigate pest control costs both to private producers and to society. Extending the “"economic threshold”" concept, this paper...

This paper examines the information content of stock option exercises versus regular insider share trades by corporate executives. We argue that the asymmetric payoff structure of options makes managerial wealth - compared to holdings of shares - relatively more sensitive to stock price changes...

We study the impacts of bankruptcy risk on the performance of market-based pollution control policies. In chapter one, we concentrate on emissions trading markets. We find that firms that risk bankruptcy demand more permits than if they were financially secure. Thus, bankruptcy risk in a...

Chinese attitudes toward the treatment of men and women in the workplace reflect two divergent perspectives. The legacy of China's past includes a strong tendency to favor male over female workers, while over the last four decades China's government has vigorously propagated an ideology of...

Leading up to the Outcome Measures in Rheumatology (OMERACT) 10 meeting, the goal of the Worker Productivity Special Interest Group (WP-SIG) was to make progress on 3 key issues that relate to the application and interpretation of worker productivity outcomes in arthritis: (1) to review existing...

Worker productivity is a combination of time off work (absenteeism) due to an illness and time at work but with reduced levels of productivity while at work (also known as presenteeism). Both can be gathered with a focus on application as a cost indicator and/or as an outcome state for...