Im Mittelpunkt der Untersuchung stehen die kulturellen Ursachen f?r die Marginalisierung des indigenen Volkes der Papua im modernen ?konomischen Bereich der indonesischen Provinz Papua. Den theoretischen Hintergrund der Arbeit bilden Schumpeters Entwicklungslogik und die darauf aufbauende...

This study uses cross-sectional data of 342 small-scale lowland rice farmers in Northern Region of Ghana to analyze the impact of the adoption decision of bund construction and seed dibbling on net returns, input demand and output supply. Matching was conducted based on Mahalanobis distance...

The aim of this paper is to elicit the sensitivity of farmers to payments for agro-environmental services in acontext of strong agro-ecological and policy constraints. We present results from a choice experimentsurvey performed among the whole population of agricultural decision-makers (104) in...

This article aims to study the implications that result from the purpose differences between the biodynamic rice producer systemsand the industry of this product in the filière structure. The theoretical approach includes system comprehension and the companyvision in the systemic approach,...

Rice is an important cereal to Ghana’s economy and agriculture. While there is huge potential for lowland rice cultivation in northern Ghana, erratic rainfall and low and degrading soil fertility remain the key constraints of production. The present study analyzes the adoption decision and the...

A collection of eighteen articles have been purposely chosen to demonstrate the development of the original and significant contributions of my research over the period 1990 to 2008. Despite the relatively large number of articles, which cover a range of related issues, there is a surprisingly...