Despite the progress observed over the past decades, food and nutritional insecurity remain the prominent challenges in Ethiopia. In this respect, improved farming practices and productivity-enhancing agricultural technologies have been identified as pathways out of these problems; these...

Abstract This paper discusses identification and estimation of causal intensive margin effects. The causal intensive margin effect is defined as the treatment effect on the outcome of individuals with a positive outcome irrespective of whether they are treated or not, and is of interest for...

This paper studies the performance of machine learning predictions for the counterfactual analysis of air transport. It is motivated by the dynamic and universally regulated international air transport market, where ex post policy evaluations usually lack counterfactual control scenarios. As an...

Concerns about energy security, rural development, and the environment have driven biofuel expansion. Different policy and market drivers, such as designated areas for biofuel feedstock production and blend mandates, have played an important role in biofuel expansion in different countries....

Mitigating the environmental impact of agriculture is a major issue in negotiations on the future of the European Union's Common Agricultural Policy. Organic farming is commonly put forward in these discussions as a promising way to reduce the negative environmental impact of agriculture....

Purpose The purpose of this paper is to contribute to the teaching of undergraduate macroeconomics. Design/methodology/approach To suggest a roadmap, based on a consumption function, to be used by instructors willing to teach the Lucas Critique subject. Findings Therefore, this paper proposes a...

The plan to shift towards renewable energy has recently become the central part of the energy policy on the power system in South Korea. The sudden shift towards renewable energy has raised questions regarding the reliability and flexibility of the power system. This paper proposes a research...

Causal effects of a policy change on hazard rates of a duration outcome variable are not identified from a comparison of spells before and after the policy change if there is unobserved heterogeneity in the effects and no model structure is imposed. We develop a discontinuity approach that...