As a life-supporting system, marine ecosystem provides various services for human being. Based on ecosystem services, we developed a Benifit and Cost Analysis model to balance the conflicts between economic income and environmental loss caused by mariculture activities. This model not only...

This paper compares the risk and return of investing in equity mutual funds provided by the world's two largest mutual fund families: Fidelity and Vanguard over a long horizon. We believe this will help guide investors; this study is an example of the calculations that mutual fund companies...

We simulate the FRB/US model and a number of statistical models to quantify some of the risks stemming from the effective lower bound (ELB) on the federal funds rate and to assess the efficacy of adjustments to the federal funds rate target, balance sheet policies, and forward guidance to...