Scientists increasingly find themselves at the center of contentious public policy debates over issues such as chemical regulation and climate change. The general public and politicians often expect scientific advisors to be purely objective. However, a new commentary in this issue of EHP asserts that scientific research is intrinsically inf luenced by value judgments and that researchers shoul...

OBJECTIVE To determine the effectiveness of using citizen politics as a framework for empowering citizens to build a community food security agenda. DESIGN A critical perspective, case study design, and multiple qualitative methods were used. PARTICIPANTS/SETTING Forty-four participants were purposefully recruited to participate in a community-based planning process called a search conferen...

The public policy of the United States is broadly in favor of competition. Our antitrust laws are premised on the idea that in the absence of such legislation private interests would seek to create monopolies, fix prices, restrain trade, and stifle competition. Moreover, the federal government, as well as the states and municipalities, has laws mandating competitive bidding on government contra...

this paper concentrates on investigating the effect of monetary instruments on macroeconomic variables using structural model over the period 1981- 2006. the main results of simulation show that decrease in the interest rate, increases investment but it's effect on production (gdp) is negligible. this weak effect is probably due to some factors such as, the introduction of some new project...