This paper presents the first household-level study to examine the combined impacts of the global food and financial crises on household food security and economic well-being in a developing country. Using longitudinal survey data of 1,800 rural households from 12 districts of Bangladesh over...

In this paper we examine the role of relative food prices in determining the recent increase in body weight in Italy. Cross-price elasticities of unhealthy and healthy foods estimated by a demand system provide a consistent framework to evaluate substitution effects, when a close association is...

Although a growing field of policy intervention, the effectiveness of public-private value chain support is regularly questioned in the policy realm. Partly resulting from stronger pressures on aid money to show its worth, convincing evidence is asked for the effect on poverty alleviation....

The extinction of polar bears by the end of the 21st century has been predicted and calls have been made to list them as a threatened species under the U.S. Endangered Species Act. The decision on whether or not to list rests upon forecasts of what will happen to the bears over the 21st Century....

Garrett Hardin’s "Tragedy of the Commons" remains one of the most frequently cited works across the spectrum of science — indeed, a visit to the website of the influential journal which published this paper in 1968 reveals that this revolutionary communique remains amongst its ‘top...

Coase 1930 endures through the decades as one of the most-cited papers in economics due to the fact that it highlights a fundamental and equally enduring problem: "Economic theory has suffered in the past from a failure to state clearly its assumptions. Economists in building up a theory have...

This paper introduces Karl Popper's approach to problem solving in the social sciences. These methods fundamentally represent the scientific method of the natural sciences. Popper's problem solving technique is outlined in six steps, including an introductory treatment of his solution to Hume's...

In this study that we are conducting, the end goal is to undertake a comparative analysis of the stock markets of Russia, China, South Africa, Argentina and Brazil.

This paper employs the Panzar and Rosse (1987) and the Bresnahan models to determine the level of competition in the South African banking sector. This level of competition was tested during the period 1998 to 2008 for the Panzar and Rosse approach and from 1992 to 2008 for the Bresnahan model....

"Evidence-based medicine” approaches began to be formalized in the early 1990s to promote a conscientious, explicit and judicious use of current best evidence in decision-making on care for individual patients. These approaches were subsequently extended to other spheres of public decision...